90678850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{106681}}^1$

素因数の和:106710

約数の個数: 24

約数和(自身を含む): 178585668

約数和(自身を除く): 87906818

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 106681, 213362, 533405, 1066810, 1813577, 2667025, 3627154, 5334050, 9067885, 18135770, 45339425, 90678850]

約数ペア:

[(1, 90678850), (2, 45339425), (5, 18135770), (10, 9067885), (17, 5334050), (25, 3627154), (34, 2667025), (50, 1813577), (85, 1066810), (170, 533405), (425, 213362), (850, 106681)]