88639280

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5801}}^1$

素因数の和:6005

約数の個数: 40

約数和(自身を含む): 207201024

約数和(自身を除く): 118561744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 5801, 7640, 11602, 15280, 23204, 29005, 46408, 58010, 92816, 116020, 232040, 464080, 1107991, 2215982, 4431964, 5539955, 8863928, 11079910, 17727856, 22159820, 44319640, 88639280]

約数ペア:

[(1, 88639280), (2, 44319640), (4, 22159820), (5, 17727856), (8, 11079910), (10, 8863928), (16, 5539955), (20, 4431964), (40, 2215982), (80, 1107991), (191, 464080), (382, 232040), (764, 116020), (955, 92816), (1528, 58010), (1910, 46408), (3056, 29005), (3820, 23204), (5801, 15280), (7640, 11602)]