80040492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{317621}}^1$

素因数の和:317638

約数の個数: 36

約数和(自身を含む): 231228816

約数和(自身を除く): 151188324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 317621, 635242, 952863, 1270484, 1905726, 2223347, 2858589, 3811452, 4446694, 5717178, 6670041, 8893388, 11434356, 13340082, 20010123, 26680164, 40020246, 80040492]

約数ペア:

[(1, 80040492), (2, 40020246), (3, 26680164), (4, 20010123), (6, 13340082), (7, 11434356), (9, 8893388), (12, 6670041), (14, 5717178), (18, 4446694), (21, 3811452), (28, 2858589), (36, 2223347), (42, 1905726), (63, 1270484), (84, 952863), (126, 635242), (252, 317621)]