53249519240

素因数分解:

$2^3\times 5^1\times {\mathrm{1331237981}}^1$

素因数の和:1331237992

約数の個数: 16

約数和(自身を含む): 119811418380

約数和(自身を除く): 66561899140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1331237981, 2662475962, 5324951924, 6656189905, 10649903848, 13312379810, 26624759620, 53249519240]

約数ペア:

[(1, 53249519240), (2, 26624759620), (4, 13312379810), (5, 10649903848), (8, 6656189905), (10, 5324951924), (20, 2662475962), (40, 1331237981)]