71211640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{104723}}^1$

素因数の和:104751

約数の個数: 32

約数和(自身を含む): 169652880

約数和(自身を除く): 98441240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 104723, 209446, 418892, 523615, 837784, 1047230, 1780291, 2094460, 3560582, 4188920, 7121164, 8901455, 14242328, 17802910, 35605820, 71211640]

約数ペア:

[(1, 71211640), (2, 35605820), (4, 17802910), (5, 14242328), (8, 8901455), (10, 7121164), (17, 4188920), (20, 3560582), (34, 2094460), (40, 1780291), (68, 1047230), (85, 837784), (136, 523615), (170, 418892), (340, 209446), (680, 104723)]