64406060

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{33199}}^1$

素因数の和:33305

約数の個数: 24

約数和(自身を含む): 136651200

約数和(自身を除く): 72245140

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 33199, 66398, 132796, 165995, 331990, 663980, 3220303, 6440606, 12881212, 16101515, 32203030, 64406060]

約数ペア:

[(1, 64406060), (2, 32203030), (4, 16101515), (5, 12881212), (10, 6440606), (20, 3220303), (97, 663980), (194, 331990), (388, 165995), (485, 132796), (970, 66398), (1940, 33199)]