1663812800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1951}}^1$

素因数の和:2027

約数の個数: 168

約数和(自身を含む): 4518794112

約数和(自身を除く): 2854981312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 41, 50, 52, 64, 65, 80, 82, 100, 104, 130, 160, 164, 200, 205, 208, 260, 320, 325, 328, 400, 410, 416, 520, 533, 650, 656, 800, 820, 832, 1025, 1040, 1066, 1300, 1312, 1600, 1640, 1951, 2050, 2080, 2132, 2600, 2624, 2665, 3280, 3902, 4100, 4160, 4264, 5200, 5330, 6560, 7804, 8200, 8528, 9755, 10400, 10660, 13120, 13325, 15608, 16400, 17056, 19510, 20800, 21320, 25363, 26650, 31216, 32800, 34112, 39020, 42640, 48775, 50726, 53300, 62432, 65600, 78040, 79991, 85280, 97550, 101452, 106600, 124864, 126815, 156080, 159982, 170560, 195100, 202904, 213200, 253630, 312160, 319964, 390200, 399955, 405808, 426400, 507260, 624320, 634075, 639928, 780400, 799910, 811616, 852800, 1014520, 1039883, 1268150, 1279856, 1560800, 1599820, 1623232, 1999775, 2029040, 2079766, 2536300, 2559712, 3121600, 3199640, 3999550, 4058080, 4159532, 5072600, 5119424, 5199415, 6399280, 7999100, 8116160, 8319064, 10145200, 10398830, 12798560, 15998200, 16638128, 20290400, 20797660, 25597120, 25997075, 31996400, 33276256, 40580800, 41595320, 51994150, 63992800, 66552512, 83190640, 103988300, 127985600, 166381280, 207976600, 332762560, 415953200, 831906400, 1663812800]

約数ペア:

[(1, 1663812800), (2, 831906400), (4, 415953200), (5, 332762560), (8, 207976600), (10, 166381280), (13, 127985600), (16, 103988300), (20, 83190640), (25, 66552512), (26, 63992800), (32, 51994150), (40, 41595320), (41, 40580800), (50, 33276256), (52, 31996400), (64, 25997075), (65, 25597120), (80, 20797660), (82, 20290400), (100, 16638128), (104, 15998200), (130, 12798560), (160, 10398830), (164, 10145200), (200, 8319064), (205, 8116160), (208, 7999100), (260, 6399280), (320, 5199415), (325, 5119424), (328, 5072600), (400, 4159532), (410, 4058080), (416, 3999550), (520, 3199640), (533, 3121600), (650, 2559712), (656, 2536300), (800, 2079766), (820, 2029040), (832, 1999775), (1025, 1623232), (1040, 1599820), (1066, 1560800), (1300, 1279856), (1312, 1268150), (1600, 1039883), (1640, 1014520), (1951, 852800), (2050, 811616), (2080, 799910), (2132, 780400), (2600, 639928), (2624, 634075), (2665, 624320), (3280, 507260), (3902, 426400), (4100, 405808), (4160, 399955), (4264, 390200), (5200, 319964), (5330, 312160), (6560, 253630), (7804, 213200), (8200, 202904), (8528, 195100), (9755, 170560), (10400, 159982), (10660, 156080), (13120, 126815), (13325, 124864), (15608, 106600), (16400, 101452), (17056, 97550), (19510, 85280), (20800, 79991), (21320, 78040), (25363, 65600), (26650, 62432), (31216, 53300), (32800, 50726), (34112, 48775), (39020, 42640)]