85430275

素因数分解:

$5^2\times 7^2\times {\mathrm{69739}}^1$

素因数の和:69763

約数の個数: 18

約数和(自身を含む): 123230580

約数和(自身を除く): 37800305

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 69739, 348695, 488173, 1743475, 2440865, 3417211, 12204325, 17086055, 85430275]

約数ペア:

[(1, 85430275), (5, 17086055), (7, 12204325), (25, 3417211), (35, 2440865), (49, 1743475), (175, 488173), (245, 348695), (1225, 69739)]