100858480

素因数分解:

$2^4\times 5^1\times {\mathrm{1260731}}^1$

素因数の和:1260744

約数の個数: 20

約数和(自身を含む): 234496152

約数和(自身を除く): 133637672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1260731, 2521462, 5042924, 6303655, 10085848, 12607310, 20171696, 25214620, 50429240, 100858480]

約数ペア:

[(1, 100858480), (2, 50429240), (4, 25214620), (5, 20171696), (8, 12607310), (10, 10085848), (16, 6303655), (20, 5042924), (40, 2521462), (80, 1260731)]