156968523640

素因数分解:

$2^3\times 5^1\times {\mathrm{4969}}^1\times {\mathrm{789739}}^1$

素因数の和:794719

約数の個数: 32

約数和(自身を含む): 353250702000

約数和(自身を除く): 196282178360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4969, 9938, 19876, 24845, 39752, 49690, 99380, 198760, 789739, 1579478, 3158956, 3948695, 6317912, 7897390, 15794780, 31589560, 3924213091, 7848426182, 15696852364, 19621065455, 31393704728, 39242130910, 78484261820, 156968523640]

約数ペア:

[(1, 156968523640), (2, 78484261820), (4, 39242130910), (5, 31393704728), (8, 19621065455), (10, 15696852364), (20, 7848426182), (40, 3924213091), (4969, 31589560), (9938, 15794780), (19876, 7897390), (24845, 6317912), (39752, 3948695), (49690, 3158956), (99380, 1579478), (198760, 789739)]