100647640

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{4651}}^1$

素因数の和:5203

約数の個数: 32

約数和(自身を含む): 226924560

約数和(自身を除く): 126276920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 4328, 4651, 5410, 9302, 10820, 18604, 21640, 23255, 37208, 46510, 93020, 186040, 2516191, 5032382, 10064764, 12580955, 20129528, 25161910, 50323820, 100647640]

約数ペア:

[(1, 100647640), (2, 50323820), (4, 25161910), (5, 20129528), (8, 12580955), (10, 10064764), (20, 5032382), (40, 2516191), (541, 186040), (1082, 93020), (2164, 46510), (2705, 37208), (4328, 23255), (4651, 21640), (5410, 18604), (9302, 10820)]