25034815

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 32

約数和(自身を含む): 33929280

約数和(自身を除く): 8894465

約数列:

[1, 5, 13, 43, 53, 65, 169, 215, 265, 559, 689, 845, 2197, 2279, 2795, 3445, 7267, 8957, 10985, 11395, 29627, 36335, 44785, 94471, 116441, 148135, 385151, 472355, 582205, 1925755, 5006963, 25034815]

約数ペア:

[(1, 25034815), (5, 5006963), (13, 1925755), (43, 582205), (53, 472355), (65, 385151), (169, 148135), (215, 116441), (265, 94471), (559, 44785), (689, 36335), (845, 29627), (2197, 11395), (2279, 10985), (2795, 8957), (3445, 7267)]