87667525

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:502

約数の個数: 36

約数和(自身を含む): 121430596

約数和(自身を除く): 33763071

約数列:

[1, 5, 11, 25, 55, 73, 121, 275, 365, 397, 605, 803, 1825, 1985, 3025, 4015, 4367, 8833, 9925, 20075, 21835, 28981, 44165, 48037, 109175, 144905, 220825, 240185, 318791, 724525, 1200925, 1593955, 3506701, 7969775, 17533505, 87667525]

約数ペア:

[(1, 87667525), (5, 17533505), (11, 7969775), (25, 3506701), (55, 1593955), (73, 1200925), (121, 724525), (275, 318791), (365, 240185), (397, 220825), (605, 144905), (803, 109175), (1825, 48037), (1985, 44165), (3025, 28981), (4015, 21835), (4367, 20075), (8833, 9925)]