20526900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1291}}^1$

素因数の和:1361

約数の個数: 72

約数和(自身を含む): 60558624

約数和(自身を除く): 40031724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 75, 100, 106, 150, 159, 212, 265, 300, 318, 530, 636, 795, 1060, 1291, 1325, 1590, 2582, 2650, 3180, 3873, 3975, 5164, 5300, 6455, 7746, 7950, 12910, 15492, 15900, 19365, 25820, 32275, 38730, 64550, 68423, 77460, 96825, 129100, 136846, 193650, 205269, 273692, 342115, 387300, 410538, 684230, 821076, 1026345, 1368460, 1710575, 2052690, 3421150, 4105380, 5131725, 6842300, 10263450, 20526900]

約数ペア:

[(1, 20526900), (2, 10263450), (3, 6842300), (4, 5131725), (5, 4105380), (6, 3421150), (10, 2052690), (12, 1710575), (15, 1368460), (20, 1026345), (25, 821076), (30, 684230), (50, 410538), (53, 387300), (60, 342115), (75, 273692), (100, 205269), (106, 193650), (150, 136846), (159, 129100), (212, 96825), (265, 77460), (300, 68423), (318, 64550), (530, 38730), (636, 32275), (795, 25820), (1060, 19365), (1291, 15900), (1325, 15492), (1590, 12910), (2582, 7950), (2650, 7746), (3180, 6455), (3873, 5300), (3975, 5164)]