85565020

素因数分解:

$2^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{3527}}^1$

素因数の和:4749

約数の個数: 24

約数和(自身を含む): 179885664

約数和(自身を除く): 94320644

約数列:

[1, 2, 4, 5, 10, 20, 1213, 2426, 3527, 4852, 6065, 7054, 12130, 14108, 17635, 24260, 35270, 70540, 4278251, 8556502, 17113004, 21391255, 42782510, 85565020]

約数ペア:

[(1, 85565020), (2, 42782510), (4, 21391255), (5, 17113004), (10, 8556502), (20, 4278251), (1213, 70540), (2426, 35270), (3527, 24260), (4852, 17635), (6065, 14108), (7054, 12130)]