81561032

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{10631}}^1$

素因数の和:10781

約数の個数: 32

約数和(自身を含む): 176065920

約数和(自身を除く): 94504888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 548, 959, 1096, 1918, 3836, 7672, 10631, 21262, 42524, 74417, 85048, 148834, 297668, 595336, 1456447, 2912894, 5825788, 10195129, 11651576, 20390258, 40780516, 81561032]

約数ペア:

[(1, 81561032), (2, 40780516), (4, 20390258), (7, 11651576), (8, 10195129), (14, 5825788), (28, 2912894), (56, 1456447), (137, 595336), (274, 297668), (548, 148834), (959, 85048), (1096, 74417), (1918, 42524), (3836, 21262), (7672, 10631)]