56161520

素因数分解:

$2^4\times 5^1\times {\mathrm{823}}^1\times {\mathrm{853}}^1$

素因数の和:1689

約数の個数: 40

約数和(自身を含む): 130887456

約数和(自身を除く): 74725936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 823, 853, 1646, 1706, 3292, 3412, 4115, 4265, 6584, 6824, 8230, 8530, 13168, 13648, 16460, 17060, 32920, 34120, 65840, 68240, 702019, 1404038, 2808076, 3510095, 5616152, 7020190, 11232304, 14040380, 28080760, 56161520]

約数ペア:

[(1, 56161520), (2, 28080760), (4, 14040380), (5, 11232304), (8, 7020190), (10, 5616152), (16, 3510095), (20, 2808076), (40, 1404038), (80, 702019), (823, 68240), (853, 65840), (1646, 34120), (1706, 32920), (3292, 17060), (3412, 16460), (4115, 13648), (4265, 13168), (6584, 8530), (6824, 8230)]