72538120

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{10859}}^1$

素因数の和:11037

約数の個数: 32

約数和(自身を含む): 164203200

約数和(自身を除く): 91665080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 10859, 21718, 43436, 54295, 86872, 108590, 217180, 434360, 1813453, 3626906, 7253812, 9067265, 14507624, 18134530, 36269060, 72538120]

約数ペア:

[(1, 72538120), (2, 36269060), (4, 18134530), (5, 14507624), (8, 9067265), (10, 7253812), (20, 3626906), (40, 1813453), (167, 434360), (334, 217180), (668, 108590), (835, 86872), (1336, 54295), (1670, 43436), (3340, 21718), (6680, 10859)]