78481275

素因数分解:

$3^1\times 5^2\times {\mathrm{317}}^1\times {\mathrm{3301}}^1$

素因数の和:3631

約数の個数: 24

約数和(自身を含む): 130204464

約数和(自身を除く): 51723189

約数列:

[1, 3, 5, 15, 25, 75, 317, 951, 1585, 3301, 4755, 7925, 9903, 16505, 23775, 49515, 82525, 247575, 1046417, 3139251, 5232085, 15696255, 26160425, 78481275]

約数ペア:

[(1, 78481275), (3, 26160425), (5, 15696255), (15, 5232085), (25, 3139251), (75, 1046417), (317, 247575), (951, 82525), (1585, 49515), (3301, 23775), (4755, 16505), (7925, 9903)]