25678770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65843}}^1$

素因数の和:65866

約数の個数: 32

約数和(自身を含む): 66370752

約数和(自身を除く): 40691982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 65843, 131686, 197529, 329215, 395058, 658430, 855959, 987645, 1711918, 1975290, 2567877, 4279795, 5135754, 8559590, 12839385, 25678770]

約数ペア:

[(1, 25678770), (2, 12839385), (3, 8559590), (5, 5135754), (6, 4279795), (10, 2567877), (13, 1975290), (15, 1711918), (26, 987645), (30, 855959), (39, 658430), (65, 395058), (78, 329215), (130, 197529), (195, 131686), (390, 65843)]