31834270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3449}}^1$

素因数の和:3540

約数の個数: 32

約数和(自身を含む): 62596800

約数和(自身を除く): 30762530

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 3449, 4615, 6898, 9230, 17245, 34490, 44837, 89674, 224185, 244879, 448370, 489758, 1224395, 2448790, 3183427, 6366854, 15917135, 31834270]

約数ペア:

[(1, 31834270), (2, 15917135), (5, 6366854), (10, 3183427), (13, 2448790), (26, 1224395), (65, 489758), (71, 448370), (130, 244879), (142, 224185), (355, 89674), (710, 44837), (923, 34490), (1846, 17245), (3449, 9230), (4615, 6898)]