81013136

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{85819}}^1$

素因数の和:85886

約数の個数: 20

約数和(自身を含む): 159625200

約数和(自身を除く): 78612064

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 85819, 171638, 343276, 686552, 1373104, 5063321, 10126642, 20253284, 40506568, 81013136]

約数ペア:

[(1, 81013136), (2, 40506568), (4, 20253284), (8, 10126642), (16, 5063321), (59, 1373104), (118, 686552), (236, 343276), (472, 171638), (944, 85819)]