25563408

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 72245376

約数和(自身を除く): 46681968

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 71, 78, 104, 142, 156, 208, 213, 284, 312, 426, 568, 577, 624, 852, 923, 1136, 1154, 1704, 1731, 1846, 2308, 2769, 3408, 3462, 3692, 4616, 5538, 6924, 7384, 7501, 9232, 11076, 13848, 14768, 15002, 22152, 22503, 27696, 30004, 40967, 44304, 45006, 60008, 81934, 90012, 120016, 122901, 163868, 180024, 245802, 327736, 360048, 491604, 532571, 655472, 983208, 1065142, 1597713, 1966416, 2130284, 3195426, 4260568, 6390852, 8521136, 12781704, 25563408]

約数ペア:

[(1, 25563408), (2, 12781704), (3, 8521136), (4, 6390852), (6, 4260568), (8, 3195426), (12, 2130284), (13, 1966416), (16, 1597713), (24, 1065142), (26, 983208), (39, 655472), (48, 532571), (52, 491604), (71, 360048), (78, 327736), (104, 245802), (142, 180024), (156, 163868), (208, 122901), (213, 120016), (284, 90012), (312, 81934), (426, 60008), (568, 45006), (577, 44304), (624, 40967), (852, 30004), (923, 27696), (1136, 22503), (1154, 22152), (1704, 15002), (1731, 14768), (1846, 13848), (2308, 11076), (2769, 9232), (3408, 7501), (3462, 7384), (3692, 6924), (4616, 5538)]