163597360

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6451}}^1$

素因数の和:6781

約数の個数: 40

約数和(自身を含む): 381622896

約数和(自身を除く): 218025536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 5072, 6340, 6451, 12680, 12902, 25360, 25804, 32255, 51608, 64510, 103216, 129020, 258040, 516080, 2044967, 4089934, 8179868, 10224835, 16359736, 20449670, 32719472, 40899340, 81798680, 163597360]

約数ペア:

[(1, 163597360), (2, 81798680), (4, 40899340), (5, 32719472), (8, 20449670), (10, 16359736), (16, 10224835), (20, 8179868), (40, 4089934), (80, 2044967), (317, 516080), (634, 258040), (1268, 129020), (1585, 103216), (2536, 64510), (3170, 51608), (5072, 32255), (6340, 25804), (6451, 25360), (12680, 12902)]