30918100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{7541}}^1$

素因数の和:7596

約数の個数: 36

約数和(自身を含む): 68737788

約数和(自身を除く): 37819688

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 7541, 15082, 30164, 37705, 75410, 150820, 188525, 309181, 377050, 618362, 754100, 1236724, 1545905, 3091810, 6183620, 7729525, 15459050, 30918100]

約数ペア:

[(1, 30918100), (2, 15459050), (4, 7729525), (5, 6183620), (10, 3091810), (20, 1545905), (25, 1236724), (41, 754100), (50, 618362), (82, 377050), (100, 309181), (164, 188525), (205, 150820), (410, 75410), (820, 37705), (1025, 30164), (2050, 15082), (4100, 7541)]