51850147120

素因数分解:

$2^4\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{398357}}^1$

素因数の和:399997

約数の個数: 40

約数和(自身を含む): 120625989264

約数和(自身を除く): 68775842144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1627, 3254, 6508, 8135, 13016, 16270, 26032, 32540, 65080, 130160, 398357, 796714, 1593428, 1991785, 3186856, 3983570, 6373712, 7967140, 15934280, 31868560, 648126839, 1296253678, 2592507356, 3240634195, 5185014712, 6481268390, 10370029424, 12962536780, 25925073560, 51850147120]

約数ペア:

[(1, 51850147120), (2, 25925073560), (4, 12962536780), (5, 10370029424), (8, 6481268390), (10, 5185014712), (16, 3240634195), (20, 2592507356), (40, 1296253678), (80, 648126839), (1627, 31868560), (3254, 15934280), (6508, 7967140), (8135, 6373712), (13016, 3983570), (16270, 3186856), (26032, 1991785), (32540, 1593428), (65080, 796714), (130160, 398357)]