164028080

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{28087}}^1$

素因数の和:28173

約数の個数: 40

約数和(自身を含む): 386603232

約数和(自身を除く): 222575152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 28087, 56174, 112348, 140435, 224696, 280870, 449392, 561740, 1123480, 2050351, 2246960, 4100702, 8201404, 10251755, 16402808, 20503510, 32805616, 41007020, 82014040, 164028080]

約数ペア:

[(1, 164028080), (2, 82014040), (4, 41007020), (5, 32805616), (8, 20503510), (10, 16402808), (16, 10251755), (20, 8201404), (40, 4100702), (73, 2246960), (80, 2050351), (146, 1123480), (292, 561740), (365, 449392), (584, 280870), (730, 224696), (1168, 140435), (1460, 112348), (2920, 56174), (5840, 28087)]