26666380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102563}}^1$

素因数の和:102585

約数の個数: 24

約数和(自身を含む): 60307632

約数和(自身を除く): 33641252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 102563, 205126, 410252, 512815, 1025630, 1333319, 2051260, 2666638, 5333276, 6666595, 13333190, 26666380]

約数ペア:

[(1, 26666380), (2, 13333190), (4, 6666595), (5, 5333276), (10, 2666638), (13, 2051260), (20, 1333319), (26, 1025630), (52, 512815), (65, 410252), (130, 205126), (260, 102563)]