42551375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 55910400

約数和(自身を除く): 13359025

約数列:

[1, 5, 25, 31, 79, 125, 139, 155, 395, 695, 775, 1975, 2449, 3475, 3875, 4309, 9875, 10981, 12245, 17375, 21545, 54905, 61225, 107725, 274525, 306125, 340411, 538625, 1372625, 1702055, 8510275, 42551375]

約数ペア:

[(1, 42551375), (5, 8510275), (25, 1702055), (31, 1372625), (79, 538625), (125, 340411), (139, 306125), (155, 274525), (395, 107725), (695, 61225), (775, 54905), (1975, 21545), (2449, 17375), (3475, 12245), (3875, 10981), (4309, 9875)]