85509560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{30109}}^1$

素因数の和:30191

約数の個数: 32

約数和(自身を含む): 195112800

約数和(自身を除く): 109603240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 30109, 60218, 120436, 150545, 240872, 301090, 602180, 1204360, 2137739, 4275478, 8550956, 10688695, 17101912, 21377390, 42754780, 85509560]

約数ペア:

[(1, 85509560), (2, 42754780), (4, 21377390), (5, 17101912), (8, 10688695), (10, 8550956), (20, 4275478), (40, 2137739), (71, 1204360), (142, 602180), (284, 301090), (355, 240872), (568, 150545), (710, 120436), (1420, 60218), (2840, 30109)]