89870559620

素因数分解:

$2^2\times 5^1\times {\mathrm{45061}}^1\times {\mathrm{99721}}^1$

素因数の和:144791

約数の個数: 24

約数和(自身を含む): 188734256088

約数和(自身を除く): 98863696468

約数列:

[1, 2, 4, 5, 10, 20, 45061, 90122, 99721, 180244, 199442, 225305, 398884, 450610, 498605, 901220, 997210, 1994420, 4493527981, 8987055962, 17974111924, 22467639905, 44935279810, 89870559620]

約数ペア:

[(1, 89870559620), (2, 44935279810), (4, 22467639905), (5, 17974111924), (10, 8987055962), (20, 4493527981), (45061, 1994420), (90122, 997210), (99721, 901220), (180244, 498605), (199442, 450610), (225305, 398884)]