90806975

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{617}}^1$

素因数の和:692

約数の個数: 36

約数和(自身を含む): 133492944

約数和(自身を除く): 42685969

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 617, 725, 841, 1015, 3085, 4205, 4319, 5075, 5887, 15425, 17893, 21025, 21595, 29435, 89465, 107975, 125251, 147175, 447325, 518897, 626255, 2594485, 3131275, 3632279, 12972425, 18161395, 90806975]

約数ペア:

[(1, 90806975), (5, 18161395), (7, 12972425), (25, 3632279), (29, 3131275), (35, 2594485), (145, 626255), (175, 518897), (203, 447325), (617, 147175), (725, 125251), (841, 107975), (1015, 89465), (3085, 29435), (4205, 21595), (4319, 21025), (5075, 17893), (5887, 15425)]