156738190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{21739}}^1$

素因数の和:21856

約数の個数: 32

約数和(自身を含む): 325578240

約数和(自身を除く): 168840050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 3605, 7210, 21739, 43478, 108695, 152173, 217390, 304346, 760865, 1521730, 2239117, 4478234, 11195585, 15673819, 22391170, 31347638, 78369095, 156738190]

約数ペア:

[(1, 156738190), (2, 78369095), (5, 31347638), (7, 22391170), (10, 15673819), (14, 11195585), (35, 4478234), (70, 2239117), (103, 1521730), (206, 760865), (515, 304346), (721, 217390), (1030, 152173), (1442, 108695), (3605, 43478), (7210, 21739)]