13287950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20443}}^1$

素因数の和:20468

約数の個数: 24

約数和(自身を含む): 26618088

約数和(自身を除く): 13330138

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 20443, 40886, 102215, 204430, 265759, 511075, 531518, 1022150, 1328795, 2657590, 6643975, 13287950]

約数ペア:

[(1, 13287950), (2, 6643975), (5, 2657590), (10, 1328795), (13, 1022150), (25, 531518), (26, 511075), (50, 265759), (65, 204430), (130, 102215), (325, 40886), (650, 20443)]