71847340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1229}}^1$

素因数の和:1354

約数の個数: 48

約数和(自身を含む): 157046400

約数和(自身を除く): 85199060

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 79, 148, 158, 185, 316, 370, 395, 740, 790, 1229, 1580, 2458, 2923, 4916, 5846, 6145, 11692, 12290, 14615, 24580, 29230, 45473, 58460, 90946, 97091, 181892, 194182, 227365, 388364, 454730, 485455, 909460, 970910, 1941820, 3592367, 7184734, 14369468, 17961835, 35923670, 71847340]

約数ペア:

[(1, 71847340), (2, 35923670), (4, 17961835), (5, 14369468), (10, 7184734), (20, 3592367), (37, 1941820), (74, 970910), (79, 909460), (148, 485455), (158, 454730), (185, 388364), (316, 227365), (370, 194182), (395, 181892), (740, 97091), (790, 90946), (1229, 58460), (1580, 45473), (2458, 29230), (2923, 24580), (4916, 14615), (5846, 12290), (6145, 11692)]