220170895

素因数分解:

$5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{311}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 307307520

約数和(自身を除く): 87136625

約数列:

[1, 5, 7, 35, 113, 179, 311, 565, 791, 895, 1253, 1555, 2177, 3955, 6265, 10885, 20227, 35143, 55669, 101135, 141589, 175715, 246001, 278345, 389683, 707945, 1230005, 1948415, 6290597, 31452985, 44034179, 220170895]

約数ペア:

[(1, 220170895), (5, 44034179), (7, 31452985), (35, 6290597), (113, 1948415), (179, 1230005), (311, 707945), (565, 389683), (791, 278345), (895, 246001), (1253, 175715), (1555, 141589), (2177, 101135), (3955, 55669), (6265, 35143), (10885, 20227)]