160990960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154799}}^1$

素因数の和:154825

約数の個数: 40

約数和(自身を含む): 403099200

約数和(自身を除く): 242108240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 154799, 309598, 619196, 773995, 1238392, 1547990, 2012387, 2476784, 3095980, 4024774, 6191960, 8049548, 10061935, 12383920, 16099096, 20123870, 32198192, 40247740, 80495480, 160990960]

約数ペア:

[(1, 160990960), (2, 80495480), (4, 40247740), (5, 32198192), (8, 20123870), (10, 16099096), (13, 12383920), (16, 10061935), (20, 8049548), (26, 6191960), (40, 4024774), (52, 3095980), (65, 2476784), (80, 2012387), (104, 1547990), (130, 1238392), (208, 773995), (260, 619196), (520, 309598), (1040, 154799)]