201589525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1091}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 264045600

約数和(自身を除く): 62456075

約数列:

[1, 5, 19, 25, 95, 389, 475, 1091, 1945, 5455, 7391, 9725, 20729, 27275, 36955, 103645, 184775, 424399, 518225, 2121995, 8063581, 10609975, 40317905, 201589525]

約数ペア:

[(1, 201589525), (5, 40317905), (19, 10609975), (25, 8063581), (95, 2121995), (389, 518225), (475, 424399), (1091, 184775), (1945, 103645), (5455, 36955), (7391, 27275), (9725, 20729)]