1320238075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131041}}^1$

素因数の和:131095

約数の個数: 24

約数和(自身を含む): 1819911296

約数和(自身を除く): 499673221

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 10075, 131041, 655205, 1703533, 3276025, 4062271, 8517665, 20311355, 42588325, 52809523, 101556775, 264047615, 1320238075]

約数ペア:

[(1, 1320238075), (5, 264047615), (13, 101556775), (25, 52809523), (31, 42588325), (65, 20311355), (155, 8517665), (325, 4062271), (403, 3276025), (775, 1703533), (2015, 655205), (10075, 131041)]