31363790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 60782400

約数和(自身を除く): 29418610

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 79, 145, 158, 185, 290, 370, 395, 790, 1073, 1369, 2146, 2291, 2738, 2923, 4582, 5365, 5846, 6845, 10730, 11455, 13690, 14615, 22910, 29230, 39701, 79402, 84767, 108151, 169534, 198505, 216302, 397010, 423835, 540755, 847670, 1081510, 3136379, 6272758, 15681895, 31363790]

約数ペア:

[(1, 31363790), (2, 15681895), (5, 6272758), (10, 3136379), (29, 1081510), (37, 847670), (58, 540755), (74, 423835), (79, 397010), (145, 216302), (158, 198505), (185, 169534), (290, 108151), (370, 84767), (395, 79402), (790, 39701), (1073, 29230), (1369, 22910), (2146, 14615), (2291, 13690), (2738, 11455), (2923, 10730), (4582, 6845), (5365, 5846)]