99388180

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{16187}}^1$

素因数の和:16503

約数の個数: 24

約数和(自身を含む): 209407968

約数和(自身を除く): 110019788

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 16187, 32374, 64748, 80935, 161870, 323740, 4969409, 9938818, 19877636, 24847045, 49694090, 99388180]

約数ペア:

[(1, 99388180), (2, 49694090), (4, 24847045), (5, 19877636), (10, 9938818), (20, 4969409), (307, 323740), (614, 161870), (1228, 80935), (1535, 64748), (3070, 32374), (6140, 16187)]