86651480

素因数分解:

$2^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{3511}}^1$

素因数の和:4139

約数の個数: 32

約数和(自身を含む): 195337440

約数和(自身を除く): 108685960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 617, 1234, 2468, 3085, 3511, 4936, 6170, 7022, 12340, 14044, 17555, 24680, 28088, 35110, 70220, 140440, 2166287, 4332574, 8665148, 10831435, 17330296, 21662870, 43325740, 86651480]

約数ペア:

[(1, 86651480), (2, 43325740), (4, 21662870), (5, 17330296), (8, 10831435), (10, 8665148), (20, 4332574), (40, 2166287), (617, 140440), (1234, 70220), (2468, 35110), (3085, 28088), (3511, 24680), (4936, 17555), (6170, 14044), (7022, 12340)]