72430360

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{22921}}^1$

素因数の和:23011

約数の個数: 32

約数和(自身を含む): 165038400

約数和(自身を除く): 92608040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 22921, 45842, 91684, 114605, 183368, 229210, 458420, 916840, 1810759, 3621518, 7243036, 9053795, 14486072, 18107590, 36215180, 72430360]

約数ペア:

[(1, 72430360), (2, 36215180), (4, 18107590), (5, 14486072), (8, 9053795), (10, 7243036), (20, 3621518), (40, 1810759), (79, 916840), (158, 458420), (316, 229210), (395, 183368), (632, 114605), (790, 91684), (1580, 45842), (3160, 22921)]