99486620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{70061}}^1$

素因数の和:70141

約数の個数: 24

約数和(自身を含む): 211867488

約数和(自身を除く): 112380868

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 70061, 140122, 280244, 350305, 700610, 1401220, 4974331, 9948662, 19897324, 24871655, 49743310, 99486620]

約数ペア:

[(1, 99486620), (2, 49743310), (4, 24871655), (5, 19897324), (10, 9948662), (20, 4974331), (71, 1401220), (142, 700610), (284, 350305), (355, 280244), (710, 140122), (1420, 70061)]