31453280

素因数分解:

$2^5\times 5^1\times {\mathrm{196583}}^1$

素因数の和:196598

約数の個数: 24

約数和(自身を含む): 74308752

約数和(自身を除く): 42855472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 196583, 393166, 786332, 982915, 1572664, 1965830, 3145328, 3931660, 6290656, 7863320, 15726640, 31453280]

約数ペア:

[(1, 31453280), (2, 15726640), (4, 7863320), (5, 6290656), (8, 3931660), (10, 3145328), (16, 1965830), (20, 1572664), (32, 982915), (40, 786332), (80, 393166), (160, 196583)]