80840790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{898231}}^1$

素因数の和:898244

約数の個数: 24

約数和(自身を含む): 210186288

約数和(自身を除く): 129345498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 898231, 1796462, 2694693, 4491155, 5389386, 8084079, 8982310, 13473465, 16168158, 26946930, 40420395, 80840790]

約数ペア:

[(1, 80840790), (2, 40420395), (3, 26946930), (5, 16168158), (6, 13473465), (9, 8982310), (10, 8084079), (15, 5389386), (18, 4491155), (30, 2694693), (45, 1796462), (90, 898231)]