158310025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{569}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 203558400

約数和(自身を除く): 45248375

約数列:

[1, 5, 25, 31, 155, 359, 569, 775, 1795, 2845, 8975, 11129, 14225, 17639, 55645, 88195, 204271, 278225, 440975, 1021355, 5106775, 6332401, 31662005, 158310025]

約数ペア:

[(1, 158310025), (5, 31662005), (25, 6332401), (31, 5106775), (155, 1021355), (359, 440975), (569, 278225), (775, 204271), (1795, 88195), (2845, 55645), (8975, 17639), (11129, 14225)]