81705752

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{2659}}^1$

素因数の和:2855

約数の個数: 32

約数和(自身を含む): 160876800

約数和(自身を除く): 79171048

約数列:

[1, 2, 4, 8, 23, 46, 92, 167, 184, 334, 668, 1336, 2659, 3841, 5318, 7682, 10636, 15364, 21272, 30728, 61157, 122314, 244628, 444053, 489256, 888106, 1776212, 3552424, 10213219, 20426438, 40852876, 81705752]

約数ペア:

[(1, 81705752), (2, 40852876), (4, 20426438), (8, 10213219), (23, 3552424), (46, 1776212), (92, 888106), (167, 489256), (184, 444053), (334, 244628), (668, 122314), (1336, 61157), (2659, 30728), (3841, 21272), (5318, 15364), (7682, 10636)]