61249360

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1999}}^1$

素因数の和:2395

約数の個数: 40

約数和(自身を含む): 142848000

約数和(自身を除く): 81598640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 766, 1532, 1915, 1999, 3064, 3830, 3998, 6128, 7660, 7996, 9995, 15320, 15992, 19990, 30640, 31984, 39980, 79960, 159920, 765617, 1531234, 3062468, 3828085, 6124936, 7656170, 12249872, 15312340, 30624680, 61249360]

約数ペア:

[(1, 61249360), (2, 30624680), (4, 15312340), (5, 12249872), (8, 7656170), (10, 6124936), (16, 3828085), (20, 3062468), (40, 1531234), (80, 765617), (383, 159920), (766, 79960), (1532, 39980), (1915, 31984), (1999, 30640), (3064, 19990), (3830, 15992), (3998, 15320), (6128, 9995), (7660, 7996)]