90256390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{2083}}^1$

素因数の和:2716

約数の個数: 32

約数和(自身を含む): 186059520

約数和(自身を除く): 95803130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 619, 1238, 2083, 3095, 4166, 4333, 6190, 8666, 10415, 14581, 20830, 21665, 29162, 43330, 72905, 145810, 1289377, 2578754, 6446885, 9025639, 12893770, 18051278, 45128195, 90256390]

約数ペア:

[(1, 90256390), (2, 45128195), (5, 18051278), (7, 12893770), (10, 9025639), (14, 6446885), (35, 2578754), (70, 1289377), (619, 145810), (1238, 72905), (2083, 43330), (3095, 29162), (4166, 21665), (4333, 20830), (6190, 14581), (8666, 10415)]