26671580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{607}}^1$

素因数の和:655

約数の個数: 48

約数和(自身を含む): 60775680

約数和(自身を除く): 34104100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 607, 676, 845, 1214, 1690, 2197, 2428, 3035, 3380, 4394, 6070, 7891, 8788, 10985, 12140, 15782, 21970, 31564, 39455, 43940, 78910, 102583, 157820, 205166, 410332, 512915, 1025830, 1333579, 2051660, 2667158, 5334316, 6667895, 13335790, 26671580]

約数ペア:

[(1, 26671580), (2, 13335790), (4, 6667895), (5, 5334316), (10, 2667158), (13, 2051660), (20, 1333579), (26, 1025830), (52, 512915), (65, 410332), (130, 205166), (169, 157820), (260, 102583), (338, 78910), (607, 43940), (676, 39455), (845, 31564), (1214, 21970), (1690, 15782), (2197, 12140), (2428, 10985), (3035, 8788), (3380, 7891), (4394, 6070)]