87628900

素因数分解:

$2^2\times 5^2\times {\mathrm{683}}^1\times {\mathrm{1283}}^1$

素因数の和:1980

約数の個数: 36

約数和(自身を含む): 190581552

約数和(自身を除く): 102952652

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 683, 1283, 1366, 2566, 2732, 3415, 5132, 6415, 6830, 12830, 13660, 17075, 25660, 32075, 34150, 64150, 68300, 128300, 876289, 1752578, 3505156, 4381445, 8762890, 17525780, 21907225, 43814450, 87628900]

約数ペア:

[(1, 87628900), (2, 43814450), (4, 21907225), (5, 17525780), (10, 8762890), (20, 4381445), (25, 3505156), (50, 1752578), (100, 876289), (683, 128300), (1283, 68300), (1366, 64150), (2566, 34150), (2732, 32075), (3415, 25660), (5132, 17075), (6415, 13660), (6830, 12830)]