79820525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{641}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 105321384

約数和(自身を除く): 25500859

約数列:

[1, 5, 17, 25, 85, 293, 425, 641, 1465, 3205, 4981, 7325, 10897, 16025, 24905, 54485, 124525, 187813, 272425, 939065, 3192821, 4695325, 15964105, 79820525]

約数ペア:

[(1, 79820525), (5, 15964105), (17, 4695325), (25, 3192821), (85, 939065), (293, 272425), (425, 187813), (641, 124525), (1465, 54485), (3205, 24905), (4981, 16025), (7325, 10897)]