25696540

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8623}}^1$

素因数の和:8781

約数の個数: 24

約数和(自身を含む): 54331200

約数和(自身を除く): 28634660

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 8623, 17246, 34492, 43115, 86230, 172460, 1284827, 2569654, 5139308, 6424135, 12848270, 25696540]

約数ペア:

[(1, 25696540), (2, 12848270), (4, 6424135), (5, 5139308), (10, 2569654), (20, 1284827), (149, 172460), (298, 86230), (596, 43115), (745, 34492), (1490, 17246), (2980, 8623)]