230427275

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{54539}}^1$

素因数の和:54575

約数の個数: 18

約数和(自身を含む): 309405420

約数和(自身を除く): 78978145

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 54539, 272695, 709007, 1363475, 3545035, 9217091, 17725175, 46085455, 230427275]

約数ペア:

[(1, 230427275), (5, 46085455), (13, 17725175), (25, 9217091), (65, 3545035), (169, 1363475), (325, 709007), (845, 272695), (4225, 54539)]