90980475

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{28211}}^1$

素因数の和:28267

約数の個数: 24

約数和(自身を含む): 153924672

約数和(自身を除く): 62944197

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 28211, 84633, 141055, 423165, 705275, 1213073, 2115825, 3639219, 6065365, 18196095, 30326825, 90980475]

約数ペア:

[(1, 90980475), (3, 30326825), (5, 18196095), (15, 6065365), (25, 3639219), (43, 2115825), (75, 1213073), (129, 705275), (215, 423165), (645, 141055), (1075, 84633), (3225, 28211)]