65742475

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2069}}^1$

素因数の和:2151

約数の個数: 24

約数和(自身を含む): 86244480

約数和(自身を除く): 20502005

約数列:

[1, 5, 25, 31, 41, 155, 205, 775, 1025, 1271, 2069, 6355, 10345, 31775, 51725, 64139, 84829, 320695, 424145, 1603475, 2120725, 2629699, 13148495, 65742475]

約数ペア:

[(1, 65742475), (5, 13148495), (25, 2629699), (31, 2120725), (41, 1603475), (155, 424145), (205, 320695), (775, 84829), (1025, 64139), (1271, 51725), (2069, 31775), (6355, 10345)]