80526800

素因数分解:

$2^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{5441}}^1$

素因数の和:5496

約数の個数: 60

約数和(自身を含む): 198730956

約数和(自身を除く): 118204156

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 148, 185, 200, 296, 370, 400, 592, 740, 925, 1480, 1850, 2960, 3700, 5441, 7400, 10882, 14800, 21764, 27205, 43528, 54410, 87056, 108820, 136025, 201317, 217640, 272050, 402634, 435280, 544100, 805268, 1006585, 1088200, 1610536, 2013170, 2176400, 3221072, 4026340, 5032925, 8052680, 10065850, 16105360, 20131700, 40263400, 80526800]

約数ペア:

[(1, 80526800), (2, 40263400), (4, 20131700), (5, 16105360), (8, 10065850), (10, 8052680), (16, 5032925), (20, 4026340), (25, 3221072), (37, 2176400), (40, 2013170), (50, 1610536), (74, 1088200), (80, 1006585), (100, 805268), (148, 544100), (185, 435280), (200, 402634), (296, 272050), (370, 217640), (400, 201317), (592, 136025), (740, 108820), (925, 87056), (1480, 54410), (1850, 43528), (2960, 27205), (3700, 21764), (5441, 14800), (7400, 10882)]