131744990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{3581}}^1$

素因数の和:3884

約数の個数: 32

約数和(自身を含む): 256356576

約数和(自身を除く): 124611586

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 283, 566, 1415, 2830, 3581, 3679, 7162, 7358, 17905, 18395, 35810, 36790, 46553, 93106, 232765, 465530, 1013423, 2026846, 5067115, 10134230, 13174499, 26348998, 65872495, 131744990]

約数ペア:

[(1, 131744990), (2, 65872495), (5, 26348998), (10, 13174499), (13, 10134230), (26, 5067115), (65, 2026846), (130, 1013423), (283, 465530), (566, 232765), (1415, 93106), (2830, 46553), (3581, 36790), (3679, 35810), (7162, 18395), (7358, 17905)]