117178280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{172321}}^1$

素因数の和:172349

約数の個数: 32

約数和(自身を含む): 279161640

約数和(自身を除く): 161983360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 172321, 344642, 689284, 861605, 1378568, 1723210, 2929457, 3446420, 5858914, 6892840, 11717828, 14647285, 23435656, 29294570, 58589140, 117178280]

約数ペア:

[(1, 117178280), (2, 58589140), (4, 29294570), (5, 23435656), (8, 14647285), (10, 11717828), (17, 6892840), (20, 5858914), (34, 3446420), (40, 2929457), (68, 1723210), (85, 1378568), (136, 861605), (170, 689284), (340, 344642), (680, 172321)]