72551480

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{10861}}^1$

素因数の和:11039

約数の個数: 32

約数和(自身を含む): 164233440

約数和(自身を除く): 91681960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 10861, 21722, 43444, 54305, 86888, 108610, 217220, 434440, 1813787, 3627574, 7255148, 9068935, 14510296, 18137870, 36275740, 72551480]

約数ペア:

[(1, 72551480), (2, 36275740), (4, 18137870), (5, 14510296), (8, 9068935), (10, 7255148), (20, 3627574), (40, 1813787), (167, 434440), (334, 217220), (668, 108610), (835, 86888), (1336, 54305), (1670, 43444), (3340, 21722), (6680, 10861)]