25561380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32771}}^1$

素因数の和:32796

約数の個数: 48

約数和(自身を含む): 77079744

約数和(自身を除く): 51518364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 32771, 65542, 98313, 131084, 163855, 196626, 327710, 393252, 426023, 491565, 655420, 852046, 983130, 1278069, 1704092, 1966260, 2130115, 2556138, 4260230, 5112276, 6390345, 8520460, 12780690, 25561380]

約数ペア:

[(1, 25561380), (2, 12780690), (3, 8520460), (4, 6390345), (5, 5112276), (6, 4260230), (10, 2556138), (12, 2130115), (13, 1966260), (15, 1704092), (20, 1278069), (26, 983130), (30, 852046), (39, 655420), (52, 491565), (60, 426023), (65, 393252), (78, 327710), (130, 196626), (156, 163855), (195, 131084), (260, 98313), (390, 65542), (780, 32771)]