1255870000

素因数分解:

$2^4\times 5^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1$

素因数の和:286

約数の個数: 300

約数和(自身を含む): 3875115816

約数和(自身を除く): 2619245816

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 125, 140, 154, 175, 176, 196, 200, 220, 233, 245, 250, 275, 280, 308, 350, 385, 392, 400, 440, 466, 490, 500, 539, 550, 560, 616, 625, 700, 770, 784, 875, 880, 932, 980, 1000, 1078, 1100, 1165, 1225, 1232, 1250, 1375, 1400, 1540, 1631, 1750, 1864, 1925, 1960, 2000, 2156, 2200, 2330, 2450, 2500, 2563, 2695, 2750, 2800, 3080, 3262, 3500, 3728, 3850, 3920, 4312, 4375, 4400, 4660, 4900, 5000, 5126, 5390, 5500, 5825, 6125, 6160, 6524, 6875, 7000, 7700, 8155, 8624, 8750, 9320, 9625, 9800, 10000, 10252, 10780, 11000, 11417, 11650, 12250, 12815, 13048, 13475, 13750, 14000, 15400, 16310, 17500, 17941, 18640, 19250, 19600, 20504, 21560, 22000, 22834, 23300, 24500, 25630, 26096, 26950, 27500, 29125, 30625, 30800, 32620, 35000, 35882, 38500, 40775, 41008, 43120, 45668, 46600, 48125, 49000, 51260, 53900, 55000, 57085, 58250, 61250, 64075, 65240, 67375, 70000, 71764, 77000, 81550, 89705, 91336, 93200, 96250, 98000, 102520, 107800, 110000, 114170, 116500, 122500, 125587, 128150, 130480, 134750, 143528, 145625, 154000, 163100, 179410, 182672, 192500, 203875, 205040, 215600, 228340, 233000, 245000, 251174, 256300, 269500, 285425, 287056, 291250, 320375, 326200, 336875, 358820, 385000, 407750, 448525, 456680, 466000, 490000, 502348, 512600, 539000, 570850, 582500, 627935, 640750, 652400, 673750, 717640, 770000, 815500, 897050, 913360, 1004696, 1019375, 1025200, 1078000, 1141700, 1165000, 1255870, 1281500, 1347500, 1427125, 1435280, 1601875, 1631000, 1794100, 2009392, 2038750, 2242625, 2283400, 2330000, 2511740, 2563000, 2695000, 2854250, 3139675, 3203750, 3262000, 3588200, 4077500, 4485250, 4566800, 5023480, 5126000, 5390000, 5708500, 6279350, 6407500, 7135625, 7176400, 8155000, 8970500, 10046960, 11213125, 11417000, 12558700, 12815000, 14271250, 15698375, 16310000, 17941000, 22426250, 22834000, 25117400, 25630000, 28542500, 31396750, 35882000, 44852500, 50234800, 57085000, 62793500, 78491875, 89705000, 114170000, 125587000, 156983750, 179410000, 251174000, 313967500, 627935000, 1255870000]

約数ペア:

[(1, 1255870000), (2, 627935000), (4, 313967500), (5, 251174000), (7, 179410000), (8, 156983750), (10, 125587000), (11, 114170000), (14, 89705000), (16, 78491875), (20, 62793500), (22, 57085000), (25, 50234800), (28, 44852500), (35, 35882000), (40, 31396750), (44, 28542500), (49, 25630000), (50, 25117400), (55, 22834000), (56, 22426250), (70, 17941000), (77, 16310000), (80, 15698375), (88, 14271250), (98, 12815000), (100, 12558700), (110, 11417000), (112, 11213125), (125, 10046960), (140, 8970500), (154, 8155000), (175, 7176400), (176, 7135625), (196, 6407500), (200, 6279350), (220, 5708500), (233, 5390000), (245, 5126000), (250, 5023480), (275, 4566800), (280, 4485250), (308, 4077500), (350, 3588200), (385, 3262000), (392, 3203750), (400, 3139675), (440, 2854250), (466, 2695000), (490, 2563000), (500, 2511740), (539, 2330000), (550, 2283400), (560, 2242625), (616, 2038750), (625, 2009392), (700, 1794100), (770, 1631000), (784, 1601875), (875, 1435280), (880, 1427125), (932, 1347500), (980, 1281500), (1000, 1255870), (1078, 1165000), (1100, 1141700), (1165, 1078000), (1225, 1025200), (1232, 1019375), (1250, 1004696), (1375, 913360), (1400, 897050), (1540, 815500), (1631, 770000), (1750, 717640), (1864, 673750), (1925, 652400), (1960, 640750), (2000, 627935), (2156, 582500), (2200, 570850), (2330, 539000), (2450, 512600), (2500, 502348), (2563, 490000), (2695, 466000), (2750, 456680), (2800, 448525), (3080, 407750), (3262, 385000), (3500, 358820), (3728, 336875), (3850, 326200), (3920, 320375), (4312, 291250), (4375, 287056), (4400, 285425), (4660, 269500), (4900, 256300), (5000, 251174), (5126, 245000), (5390, 233000), (5500, 228340), (5825, 215600), (6125, 205040), (6160, 203875), (6524, 192500), (6875, 182672), (7000, 179410), (7700, 163100), (8155, 154000), (8624, 145625), (8750, 143528), (9320, 134750), (9625, 130480), (9800, 128150), (10000, 125587), (10252, 122500), (10780, 116500), (11000, 114170), (11417, 110000), (11650, 107800), (12250, 102520), (12815, 98000), (13048, 96250), (13475, 93200), (13750, 91336), (14000, 89705), (15400, 81550), (16310, 77000), (17500, 71764), (17941, 70000), (18640, 67375), (19250, 65240), (19600, 64075), (20504, 61250), (21560, 58250), (22000, 57085), (22834, 55000), (23300, 53900), (24500, 51260), (25630, 49000), (26096, 48125), (26950, 46600), (27500, 45668), (29125, 43120), (30625, 41008), (30800, 40775), (32620, 38500), (35000, 35882)]