100320040

素因数分解:

$2^3\times 5^1\times {\mathrm{2508001}}^1$

素因数の和:2508012

約数の個数: 16

約数和(自身を含む): 225720180

約数和(自身を除く): 125400140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2508001, 5016002, 10032004, 12540005, 20064008, 25080010, 50160020, 100320040]

約数ペア:

[(1, 100320040), (2, 50160020), (4, 25080010), (5, 20064008), (8, 12540005), (10, 10032004), (20, 5016002), (40, 2508001)]