71589640

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{24517}}^1$

素因数の和:24601

約数の個数: 32

約数和(自身を含む): 163289880

約数和(自身を除く): 91700240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 24517, 49034, 98068, 122585, 196136, 245170, 490340, 980680, 1789741, 3579482, 7158964, 8948705, 14317928, 17897410, 35794820, 71589640]

約数ペア:

[(1, 71589640), (2, 35794820), (4, 17897410), (5, 14317928), (8, 8948705), (10, 7158964), (20, 3579482), (40, 1789741), (73, 980680), (146, 490340), (292, 245170), (365, 196136), (584, 122585), (730, 98068), (1460, 49034), (2920, 24517)]