56520785

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{809}}^1$

素因数の和:1060

約数の個数: 16

約数和(自身を含む): 69109200

約数和(自身を除く): 12588415

約数列:

[1, 5, 89, 157, 445, 785, 809, 4045, 13973, 69865, 72001, 127013, 360005, 635065, 11304157, 56520785]

約数ペア:

[(1, 56520785), (5, 11304157), (89, 635065), (157, 360005), (445, 127013), (785, 72001), (809, 69865), (4045, 13973)]