628008160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{301927}}^1$

素因数の和:301955

約数の個数: 48

約数和(自身を含む): 1597802976

約数和(自身を除く): 969794816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 301927, 603854, 1207708, 1509635, 2415416, 3019270, 3925051, 4830832, 6038540, 7850102, 9661664, 12077080, 15700204, 19625255, 24154160, 31400408, 39250510, 48308320, 62800816, 78501020, 125601632, 157002040, 314004080, 628008160]

約数ペア:

[(1, 628008160), (2, 314004080), (4, 157002040), (5, 125601632), (8, 78501020), (10, 62800816), (13, 48308320), (16, 39250510), (20, 31400408), (26, 24154160), (32, 19625255), (40, 15700204), (52, 12077080), (65, 9661664), (80, 7850102), (104, 6038540), (130, 4830832), (160, 3925051), (208, 3019270), (260, 2415416), (416, 1509635), (520, 1207708), (1040, 603854), (2080, 301927)]