18465325

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 23677056

約数和(自身を除く): 5211731

約数列:

[1, 5, 25, 71, 101, 103, 355, 505, 515, 1775, 2525, 2575, 7171, 7313, 10403, 35855, 36565, 52015, 179275, 182825, 260075, 738613, 3693065, 18465325]

約数ペア:

[(1, 18465325), (5, 3693065), (25, 738613), (71, 260075), (101, 182825), (103, 179275), (355, 52015), (505, 36565), (515, 35855), (1775, 10403), (2525, 7313), (2575, 7171)]