81231175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5897}}^1$

素因数の和:5955

約数の個数: 24

約数和(自身を含む): 109702800

約数和(自身を除く): 28471625

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 2755, 5897, 13775, 29485, 112043, 147425, 171013, 560215, 855065, 2801075, 3249247, 4275325, 16246235, 81231175]

約数ペア:

[(1, 81231175), (5, 16246235), (19, 4275325), (25, 3249247), (29, 2801075), (95, 855065), (145, 560215), (475, 171013), (551, 147425), (725, 112043), (2755, 29485), (5897, 13775)]