25905708

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 68490240

約数和(自身を除く): 42584532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 139, 167, 186, 278, 279, 334, 372, 417, 501, 556, 558, 668, 834, 1002, 1116, 1251, 1503, 1668, 2004, 2502, 3006, 4309, 5004, 5177, 6012, 8618, 10354, 12927, 15531, 17236, 20708, 23213, 25854, 31062, 38781, 46426, 46593, 51708, 62124, 69639, 77562, 92852, 93186, 139278, 155124, 186372, 208917, 278556, 417834, 719603, 835668, 1439206, 2158809, 2878412, 4317618, 6476427, 8635236, 12952854, 25905708]

約数ペア:

[(1, 25905708), (2, 12952854), (3, 8635236), (4, 6476427), (6, 4317618), (9, 2878412), (12, 2158809), (18, 1439206), (31, 835668), (36, 719603), (62, 417834), (93, 278556), (124, 208917), (139, 186372), (167, 155124), (186, 139278), (278, 93186), (279, 92852), (334, 77562), (372, 69639), (417, 62124), (501, 51708), (556, 46593), (558, 46426), (668, 38781), (834, 31062), (1002, 25854), (1116, 23213), (1251, 20708), (1503, 17236), (1668, 15531), (2004, 12927), (2502, 10354), (3006, 8618), (4309, 6012), (5004, 5177)]