56261080

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8629}}^1$

素因数の和:8803

約数の個数: 32

約数和(自身を含む): 127378800

約数和(自身を除く): 71117720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 8629, 17258, 34516, 43145, 69032, 86290, 172580, 345160, 1406527, 2813054, 5626108, 7032635, 11252216, 14065270, 28130540, 56261080]

約数ペア:

[(1, 56261080), (2, 28130540), (4, 14065270), (5, 11252216), (8, 7032635), (10, 5626108), (20, 2813054), (40, 1406527), (163, 345160), (326, 172580), (652, 86290), (815, 69032), (1304, 43145), (1630, 34516), (3260, 17258), (6520, 8629)]