205415025

素因数分解:

$3^1\times 5^2\times {\mathrm{709}}^1\times {\mathrm{3863}}^1$

素因数の和:4585

約数の個数: 24

約数和(自身を含む): 340186560

約数和(自身を除く): 134771535

約数列:

[1, 3, 5, 15, 25, 75, 709, 2127, 3545, 3863, 10635, 11589, 17725, 19315, 53175, 57945, 96575, 289725, 2738867, 8216601, 13694335, 41083005, 68471675, 205415025]

約数ペア:

[(1, 205415025), (3, 68471675), (5, 41083005), (15, 13694335), (25, 8216601), (75, 2738867), (709, 289725), (2127, 96575), (3545, 57945), (3863, 53175), (10635, 19315), (11589, 17725)]