26267540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3259}}^1$

素因数の和:3312

約数の個数: 48

約数和(自身を含む): 61340160

約数和(自身を除く): 35072620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 3259, 4030, 6518, 8060, 13036, 16295, 32590, 42367, 65180, 84734, 101029, 169468, 202058, 211835, 404116, 423670, 505145, 847340, 1010290, 1313377, 2020580, 2626754, 5253508, 6566885, 13133770, 26267540]

約数ペア:

[(1, 26267540), (2, 13133770), (4, 6566885), (5, 5253508), (10, 2626754), (13, 2020580), (20, 1313377), (26, 1010290), (31, 847340), (52, 505145), (62, 423670), (65, 404116), (124, 211835), (130, 202058), (155, 169468), (260, 101029), (310, 84734), (403, 65180), (620, 42367), (806, 32590), (1612, 16295), (2015, 13036), (3259, 8060), (4030, 6518)]