25117400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 74426040

約数和(自身を除く): 49308640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 88, 98, 100, 110, 140, 154, 175, 196, 200, 220, 233, 245, 275, 280, 308, 350, 385, 392, 440, 466, 490, 539, 550, 616, 700, 770, 932, 980, 1078, 1100, 1165, 1225, 1400, 1540, 1631, 1864, 1925, 1960, 2156, 2200, 2330, 2450, 2563, 2695, 3080, 3262, 3850, 4312, 4660, 4900, 5126, 5390, 5825, 6524, 7700, 8155, 9320, 9800, 10252, 10780, 11417, 11650, 12815, 13048, 13475, 15400, 16310, 17941, 20504, 21560, 22834, 23300, 25630, 26950, 32620, 35882, 40775, 45668, 46600, 51260, 53900, 57085, 64075, 65240, 71764, 81550, 89705, 91336, 102520, 107800, 114170, 125587, 128150, 143528, 163100, 179410, 228340, 251174, 256300, 285425, 326200, 358820, 448525, 456680, 502348, 512600, 570850, 627935, 717640, 897050, 1004696, 1141700, 1255870, 1794100, 2283400, 2511740, 3139675, 3588200, 5023480, 6279350, 12558700, 25117400]

約数ペア:

[(1, 25117400), (2, 12558700), (4, 6279350), (5, 5023480), (7, 3588200), (8, 3139675), (10, 2511740), (11, 2283400), (14, 1794100), (20, 1255870), (22, 1141700), (25, 1004696), (28, 897050), (35, 717640), (40, 627935), (44, 570850), (49, 512600), (50, 502348), (55, 456680), (56, 448525), (70, 358820), (77, 326200), (88, 285425), (98, 256300), (100, 251174), (110, 228340), (140, 179410), (154, 163100), (175, 143528), (196, 128150), (200, 125587), (220, 114170), (233, 107800), (245, 102520), (275, 91336), (280, 89705), (308, 81550), (350, 71764), (385, 65240), (392, 64075), (440, 57085), (466, 53900), (490, 51260), (539, 46600), (550, 45668), (616, 40775), (700, 35882), (770, 32620), (932, 26950), (980, 25630), (1078, 23300), (1100, 22834), (1165, 21560), (1225, 20504), (1400, 17941), (1540, 16310), (1631, 15400), (1864, 13475), (1925, 13048), (1960, 12815), (2156, 11650), (2200, 11417), (2330, 10780), (2450, 10252), (2563, 9800), (2695, 9320), (3080, 8155), (3262, 7700), (3850, 6524), (4312, 5825), (4660, 5390), (4900, 5126)]