72352144

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1021}}^1$

素因数の和:1175

約数の個数: 40

約数和(自身を含む): 144976832

約数和(自身を除く): 72624688

約数列:

[1, 2, 4, 8, 16, 43, 86, 103, 172, 206, 344, 412, 688, 824, 1021, 1648, 2042, 4084, 4429, 8168, 8858, 16336, 17716, 35432, 43903, 70864, 87806, 105163, 175612, 210326, 351224, 420652, 702448, 841304, 1682608, 4522009, 9044018, 18088036, 36176072, 72352144]

約数ペア:

[(1, 72352144), (2, 36176072), (4, 18088036), (8, 9044018), (16, 4522009), (43, 1682608), (86, 841304), (103, 702448), (172, 420652), (206, 351224), (344, 210326), (412, 175612), (688, 105163), (824, 87806), (1021, 70864), (1648, 43903), (2042, 35432), (4084, 17716), (4429, 16336), (8168, 8858)]