5221857940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{64579}}^1$

素因数の和:64912

約数の個数: 48

約数和(自身を含む): 11847588480

約数和(自身を除く): 6625730540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 311, 622, 1244, 1555, 3110, 4043, 6220, 8086, 16172, 20215, 40430, 64579, 80860, 129158, 258316, 322895, 645790, 839527, 1291580, 1679054, 3358108, 4197635, 8395270, 16790540, 20084069, 40168138, 80336276, 100420345, 200840690, 261092897, 401681380, 522185794, 1044371588, 1305464485, 2610928970, 5221857940]

約数ペア:

[(1, 5221857940), (2, 2610928970), (4, 1305464485), (5, 1044371588), (10, 522185794), (13, 401681380), (20, 261092897), (26, 200840690), (52, 100420345), (65, 80336276), (130, 40168138), (260, 20084069), (311, 16790540), (622, 8395270), (1244, 4197635), (1555, 3358108), (3110, 1679054), (4043, 1291580), (6220, 839527), (8086, 645790), (16172, 322895), (20215, 258316), (40430, 129158), (64579, 80860)]