100282240

素因数分解:

$2^7\times 5^1\times {\mathrm{156691}}^1$

素因数の和:156710

約数の個数: 32

約数和(自身を含む): 239738760

約数和(自身を除く): 139456520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 156691, 313382, 626764, 783455, 1253528, 1566910, 2507056, 3133820, 5014112, 6267640, 10028224, 12535280, 20056448, 25070560, 50141120, 100282240]

約数ペア:

[(1, 100282240), (2, 50141120), (4, 25070560), (5, 20056448), (8, 12535280), (10, 10028224), (16, 6267640), (20, 5014112), (32, 3133820), (40, 2507056), (64, 1566910), (80, 1253528), (128, 783455), (160, 626764), (320, 313382), (640, 156691)]