66576728

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1879}}^1$

素因数の和:2031

約数の個数: 32

約数和(自身を含む): 129043200

約数和(自身を除く): 62466472

約数列:

[1, 2, 4, 8, 43, 86, 103, 172, 206, 344, 412, 824, 1879, 3758, 4429, 7516, 8858, 15032, 17716, 35432, 80797, 161594, 193537, 323188, 387074, 646376, 774148, 1548296, 8322091, 16644182, 33288364, 66576728]

約数ペア:

[(1, 66576728), (2, 33288364), (4, 16644182), (8, 8322091), (43, 1548296), (86, 774148), (103, 646376), (172, 387074), (206, 323188), (344, 193537), (412, 161594), (824, 80797), (1879, 35432), (3758, 17716), (4429, 15032), (7516, 8858)]