81985036

素因数分解:

$2^2\times 7^2\times {\mathrm{181}}^1\times {\mathrm{2311}}^1$

素因数の和:2510

約数の個数: 36

約数和(自身を含む): 167892816

約数和(自身を除く): 85907780

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 181, 196, 362, 724, 1267, 2311, 2534, 4622, 5068, 8869, 9244, 16177, 17738, 32354, 35476, 64708, 113239, 226478, 418291, 452956, 836582, 1673164, 2928037, 5856074, 11712148, 20496259, 40992518, 81985036]

約数ペア:

[(1, 81985036), (2, 40992518), (4, 20496259), (7, 11712148), (14, 5856074), (28, 2928037), (49, 1673164), (98, 836582), (181, 452956), (196, 418291), (362, 226478), (724, 113239), (1267, 64708), (2311, 35476), (2534, 32354), (4622, 17738), (5068, 16177), (8869, 9244)]