68404939265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{4403279}}^1$

素因数の和:4403536

約数の個数: 16

約数和(自身を含む): 88770124800

約数和(自身を除く): 20365185535

約数列:

[1, 5, 13, 65, 239, 1195, 3107, 15535, 4403279, 22016395, 57242627, 286213135, 1052383681, 5261918405, 13680987853, 68404939265]

約数ペア:

[(1, 68404939265), (5, 13680987853), (13, 5261918405), (65, 1052383681), (239, 286213135), (1195, 57242627), (3107, 22016395), (15535, 4403279)]