85408225

素因数分解:

$5^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{617}}^1$

素因数の和:754

約数の個数: 36

約数和(自身を含む): 124488684

約数和(自身を除く): 39080459

約数列:

[1, 5, 7, 25, 35, 49, 113, 175, 245, 565, 617, 791, 1225, 2825, 3085, 3955, 4319, 5537, 15425, 19775, 21595, 27685, 30233, 69721, 107975, 138425, 151165, 348605, 488047, 755825, 1743025, 2440235, 3416329, 12201175, 17081645, 85408225]

約数ペア:

[(1, 85408225), (5, 17081645), (7, 12201175), (25, 3416329), (35, 2440235), (49, 1743025), (113, 755825), (175, 488047), (245, 348605), (565, 151165), (617, 138425), (791, 107975), (1225, 69721), (2825, 30233), (3085, 27685), (3955, 21595), (4319, 19775), (5537, 15425)]