105721225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9677}}^1$

素因数の和:9729

約数の個数: 24

約数和(自身を含む): 144008640

約数和(自身を除く): 38287415

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 2185, 9677, 10925, 48385, 183863, 222571, 241925, 919315, 1112855, 4228849, 4596575, 5564275, 21144245, 105721225]

約数ペア:

[(1, 105721225), (5, 21144245), (19, 5564275), (23, 4596575), (25, 4228849), (95, 1112855), (115, 919315), (437, 241925), (475, 222571), (575, 183863), (2185, 48385), (9677, 10925)]