135728680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199601}}^1$

素因数の和:199629

約数の個数: 32

約数和(自身を含む): 323355240

約数和(自身を除く): 187626560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 199601, 399202, 798404, 998005, 1596808, 1996010, 3393217, 3992020, 6786434, 7984040, 13572868, 16966085, 27145736, 33932170, 67864340, 135728680]

約数ペア:

[(1, 135728680), (2, 67864340), (4, 33932170), (5, 27145736), (8, 16966085), (10, 13572868), (17, 7984040), (20, 6786434), (34, 3992020), (40, 3393217), (68, 1996010), (85, 1596808), (136, 998005), (170, 798404), (340, 399202), (680, 199601)]