87310225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{463}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 114496640

約数和(自身を除く): 27186415

約数列:

[1, 5, 19, 25, 95, 397, 463, 475, 1985, 2315, 7543, 8797, 9925, 11575, 37715, 43985, 183811, 188575, 219925, 919055, 3492409, 4595275, 17462045, 87310225]

約数ペア:

[(1, 87310225), (5, 17462045), (19, 4595275), (25, 3492409), (95, 919055), (397, 219925), (463, 188575), (475, 183811), (1985, 43985), (2315, 37715), (7543, 11575), (8797, 9925)]