406013075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{839}}^1\times {\mathrm{1489}}^1$

素因数の和:2351

約数の個数: 24

約数和(自身を含む): 543194400

約数和(自身を除く): 137181325

約数列:

[1, 5, 13, 25, 65, 325, 839, 1489, 4195, 7445, 10907, 19357, 20975, 37225, 54535, 96785, 272675, 483925, 1249271, 6246355, 16240523, 31231775, 81202615, 406013075]

約数ペア:

[(1, 406013075), (5, 81202615), (13, 31231775), (25, 16240523), (65, 6246355), (325, 1249271), (839, 483925), (1489, 272675), (4195, 96785), (7445, 54535), (10907, 37225), (19357, 20975)]