76405990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{883}}^1$

素因数の和:1416

約数の個数: 32

約数和(自身を含む): 146072160

約数和(自身を除く): 69666170

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 509, 883, 1018, 1766, 2545, 4415, 5090, 8653, 8830, 15011, 17306, 30022, 43265, 75055, 86530, 150110, 449447, 898894, 2247235, 4494470, 7640599, 15281198, 38202995, 76405990]

約数ペア:

[(1, 76405990), (2, 38202995), (5, 15281198), (10, 7640599), (17, 4494470), (34, 2247235), (85, 898894), (170, 449447), (509, 150110), (883, 86530), (1018, 75055), (1766, 43265), (2545, 30022), (4415, 17306), (5090, 15011), (8653, 8830)]