9901478725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1\times {\mathrm{1249}}^1$

素因数の和:2110

約数の個数: 48

約数和(自身を含む): 13592880000

約数和(自身を除く): 3691401275

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 811, 1249, 1955, 4055, 6245, 9775, 13787, 18653, 20275, 21233, 28727, 31225, 68935, 93265, 106165, 143635, 317101, 344675, 466325, 488359, 530825, 718175, 1012939, 1585505, 2441795, 5064695, 7927525, 12208975, 17219963, 23297597, 25323475, 86099815, 116487985, 396059149, 430499075, 582439925, 1980295745, 9901478725]

約数ペア:

[(1, 9901478725), (5, 1980295745), (17, 582439925), (23, 430499075), (25, 396059149), (85, 116487985), (115, 86099815), (391, 25323475), (425, 23297597), (575, 17219963), (811, 12208975), (1249, 7927525), (1955, 5064695), (4055, 2441795), (6245, 1585505), (9775, 1012939), (13787, 718175), (18653, 530825), (20275, 488359), (21233, 466325), (28727, 344675), (31225, 317101), (68935, 143635), (93265, 106165)]