81043870

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1657}}^1$

素因数の和:1804

約数の個数: 32

約数和(自身を含む): 150175008

約数和(自身を除く): 69131138

約数列:

[1, 2, 5, 10, 67, 73, 134, 146, 335, 365, 670, 730, 1657, 3314, 4891, 8285, 9782, 16570, 24455, 48910, 111019, 120961, 222038, 241922, 555095, 604805, 1110190, 1209610, 8104387, 16208774, 40521935, 81043870]

約数ペア:

[(1, 81043870), (2, 40521935), (5, 16208774), (10, 8104387), (67, 1209610), (73, 1110190), (134, 604805), (146, 555095), (335, 241922), (365, 222038), (670, 120961), (730, 111019), (1657, 48910), (3314, 24455), (4891, 16570), (8285, 9782)]