90113840

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{3191}}^1$

素因数の和:3557

約数の個数: 40

約数和(自身を含む): 210174048

約数和(自身を除く): 120060208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1412, 1765, 2824, 3191, 3530, 5648, 6382, 7060, 12764, 14120, 15955, 25528, 28240, 31910, 51056, 63820, 127640, 255280, 1126423, 2252846, 4505692, 5632115, 9011384, 11264230, 18022768, 22528460, 45056920, 90113840]

約数ペア:

[(1, 90113840), (2, 45056920), (4, 22528460), (5, 18022768), (8, 11264230), (10, 9011384), (16, 5632115), (20, 4505692), (40, 2252846), (80, 1126423), (353, 255280), (706, 127640), (1412, 63820), (1765, 51056), (2824, 31910), (3191, 28240), (3530, 25528), (5648, 15955), (6382, 14120), (7060, 12764)]