42480275

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 54073920

約数和(自身を除く): 11593645

約数列:

[1, 5, 25, 79, 137, 157, 395, 685, 785, 1975, 3425, 3925, 10823, 12403, 21509, 54115, 62015, 107545, 270575, 310075, 537725, 1699211, 8496055, 42480275]

約数ペア:

[(1, 42480275), (5, 8496055), (25, 1699211), (79, 537725), (137, 310075), (157, 270575), (395, 107545), (685, 62015), (785, 54115), (1975, 21509), (3425, 12403), (3925, 10823)]