77863570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{6451}}^1$

素因数の和:6546

約数の個数: 32

約数和(自身を含む): 150512256

約数和(自身を除く): 72648686

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 6451, 12070, 12902, 32255, 64510, 109667, 219334, 458021, 548335, 916042, 1096670, 2290105, 4580210, 7786357, 15572714, 38931785, 77863570]

約数ペア:

[(1, 77863570), (2, 38931785), (5, 15572714), (10, 7786357), (17, 4580210), (34, 2290105), (71, 1096670), (85, 916042), (142, 548335), (170, 458021), (355, 219334), (710, 109667), (1207, 64510), (2414, 32255), (6035, 12902), (6451, 12070)]