131702090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{2477}}^1$

素因数の和:2906

約数の個数: 32

約数和(自身を含む): 256026960

約数和(自身を除く): 124324870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 818, 2045, 2477, 4090, 4954, 5317, 10634, 12385, 24770, 26585, 32201, 53170, 64402, 161005, 322010, 1013093, 2026186, 5065465, 10130930, 13170209, 26340418, 65851045, 131702090]

約数ペア:

[(1, 131702090), (2, 65851045), (5, 26340418), (10, 13170209), (13, 10130930), (26, 5065465), (65, 2026186), (130, 1013093), (409, 322010), (818, 161005), (2045, 64402), (2477, 53170), (4090, 32201), (4954, 26585), (5317, 24770), (10634, 12385)]