100813040

素因数分解:

$2^4\times 5^1\times {\mathrm{1260163}}^1$

素因数の和:1260176

約数の個数: 20

約数和(自身を含む): 234390504

約数和(自身を除く): 133577464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1260163, 2520326, 5040652, 6300815, 10081304, 12601630, 20162608, 25203260, 50406520, 100813040]

約数ペア:

[(1, 100813040), (2, 50406520), (4, 25203260), (5, 20162608), (8, 12601630), (10, 10081304), (16, 6300815), (20, 5040652), (40, 2520326), (80, 1260163)]