81820616

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{3499}}^1$

素因数の和:3621

約数の個数: 32

約数和(自身を含む): 159600000

約数和(自身を除く): 77779384

約数列:

[1, 2, 4, 8, 37, 74, 79, 148, 158, 296, 316, 632, 2923, 3499, 5846, 6998, 11692, 13996, 23384, 27992, 129463, 258926, 276421, 517852, 552842, 1035704, 1105684, 2211368, 10227577, 20455154, 40910308, 81820616]

約数ペア:

[(1, 81820616), (2, 40910308), (4, 20455154), (8, 10227577), (37, 2211368), (74, 1105684), (79, 1035704), (148, 552842), (158, 517852), (296, 276421), (316, 258926), (632, 129463), (2923, 27992), (3499, 23384), (5846, 13996), (6998, 11692)]