89625680

素因数分解:

$2^4\times 5^1\times {\mathrm{1120321}}^1$

素因数の和:1120334

約数の個数: 20

約数和(自身を含む): 208379892

約数和(自身を除く): 118754212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1120321, 2240642, 4481284, 5601605, 8962568, 11203210, 17925136, 22406420, 44812840, 89625680]

約数ペア:

[(1, 89625680), (2, 44812840), (4, 22406420), (5, 17925136), (8, 11203210), (10, 8962568), (16, 5601605), (20, 4481284), (40, 2240642), (80, 1120321)]