201100090

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{199109}}^1$

素因数の和:199217

約数の個数: 16

約数和(自身を含む): 365565960

約数和(自身を除く): 164465870

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 199109, 398218, 995545, 1991090, 20110009, 40220018, 100550045, 201100090]

約数ペア:

[(1, 201100090), (2, 100550045), (5, 40220018), (10, 20110009), (101, 1991090), (202, 995545), (505, 398218), (1010, 199109)]