82407275

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:468

約数の個数: 36

約数和(自身を含む): 112818672

約数和(自身を除く): 30411397

約数列:

[1, 5, 19, 23, 25, 95, 115, 361, 397, 437, 475, 575, 1805, 1985, 2185, 7543, 8303, 9025, 9131, 9925, 10925, 37715, 41515, 45655, 143317, 173489, 188575, 207575, 228275, 716585, 867445, 3296291, 3582925, 4337225, 16481455, 82407275]

約数ペア:

[(1, 82407275), (5, 16481455), (19, 4337225), (23, 3582925), (25, 3296291), (95, 867445), (115, 716585), (361, 228275), (397, 207575), (437, 188575), (475, 173489), (575, 143317), (1805, 45655), (1985, 41515), (2185, 37715), (7543, 10925), (8303, 9925), (9025, 9131)]