53308720

素因数分解:

$2^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1279}}^1$

素因数の和:1813

約数の個数: 40

約数和(自身を含む): 124277760

約数和(自身を除く): 70969040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 521, 1042, 1279, 2084, 2558, 2605, 4168, 5116, 5210, 6395, 8336, 10232, 10420, 12790, 20464, 20840, 25580, 41680, 51160, 102320, 666359, 1332718, 2665436, 3331795, 5330872, 6663590, 10661744, 13327180, 26654360, 53308720]

約数ペア:

[(1, 53308720), (2, 26654360), (4, 13327180), (5, 10661744), (8, 6663590), (10, 5330872), (16, 3331795), (20, 2665436), (40, 1332718), (80, 666359), (521, 102320), (1042, 51160), (1279, 41680), (2084, 25580), (2558, 20840), (2605, 20464), (4168, 12790), (5116, 10420), (5210, 10232), (6395, 8336)]