64090160

素因数分解:

$2^4\times 5^1\times {\mathrm{801127}}^1$

素因数の和:801140

約数の個数: 20

約数和(自身を含む): 149009808

約数和(自身を除く): 84919648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 801127, 1602254, 3204508, 4005635, 6409016, 8011270, 12818032, 16022540, 32045080, 64090160]

約数ペア:

[(1, 64090160), (2, 32045080), (4, 16022540), (5, 12818032), (8, 8011270), (10, 6409016), (16, 4005635), (20, 3204508), (40, 1602254), (80, 801127)]