85090480

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10531}}^1$

素因数の和:10645

約数の個数: 40

約数和(自身を含む): 199813104

約数和(自身を除く): 114722624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 10531, 21062, 42124, 52655, 84248, 105310, 168496, 210620, 421240, 842480, 1063631, 2127262, 4254524, 5318155, 8509048, 10636310, 17018096, 21272620, 42545240, 85090480]

約数ペア:

[(1, 85090480), (2, 42545240), (4, 21272620), (5, 17018096), (8, 10636310), (10, 8509048), (16, 5318155), (20, 4254524), (40, 2127262), (80, 1063631), (101, 842480), (202, 421240), (404, 210620), (505, 168496), (808, 105310), (1010, 84248), (1616, 52655), (2020, 42124), (4040, 21062), (8080, 10531)]