201300100

素因数分解:

$2^2\times 5^2\times {\mathrm{2013001}}^1$

素因数の和:2013015

約数の個数: 18

約数和(自身を含む): 436821434

約数和(自身を除く): 235521334

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2013001, 4026002, 8052004, 10065005, 20130010, 40260020, 50325025, 100650050, 201300100]

約数ペア:

[(1, 201300100), (2, 100650050), (4, 50325025), (5, 40260020), (10, 20130010), (20, 10065005), (25, 8052004), (50, 4026002), (100, 2013001)]