262857790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{14759}}^1$

素因数の和:14916

約数の個数: 32

約数和(自身を含む): 513293760

約数和(自身を除く): 250435970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1370, 1781, 3562, 8905, 14759, 17810, 29518, 73795, 147590, 191867, 383734, 959335, 1918670, 2021983, 4043966, 10109915, 20219830, 26285779, 52571558, 131428895, 262857790]

約数ペア:

[(1, 262857790), (2, 131428895), (5, 52571558), (10, 26285779), (13, 20219830), (26, 10109915), (65, 4043966), (130, 2021983), (137, 1918670), (274, 959335), (685, 383734), (1370, 191867), (1781, 147590), (3562, 73795), (8905, 29518), (14759, 17810)]