269325680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{258967}}^1$

素因数の和:258993

約数の個数: 40

約数和(自身を含む): 674352672

約数和(自身を除く): 405026992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 258967, 517934, 1035868, 1294835, 2071736, 2589670, 3366571, 4143472, 5179340, 6733142, 10358680, 13466284, 16832855, 20717360, 26932568, 33665710, 53865136, 67331420, 134662840, 269325680]

約数ペア:

[(1, 269325680), (2, 134662840), (4, 67331420), (5, 53865136), (8, 33665710), (10, 26932568), (13, 20717360), (16, 16832855), (20, 13466284), (26, 10358680), (40, 6733142), (52, 5179340), (65, 4143472), (80, 3366571), (104, 2589670), (130, 2071736), (208, 1294835), (260, 1035868), (520, 517934), (1040, 258967)]