201155725

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{569}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 254448000

約数和(自身を除く): 53292275

約数列:

[1, 5, 25, 79, 179, 395, 569, 895, 1975, 2845, 4475, 14141, 14225, 44951, 70705, 101851, 224755, 353525, 509255, 1123775, 2546275, 8046229, 40231145, 201155725]

約数ペア:

[(1, 201155725), (5, 40231145), (25, 8046229), (79, 2546275), (179, 1123775), (395, 509255), (569, 353525), (895, 224755), (1975, 101851), (2845, 70705), (4475, 44951), (14141, 14225)]