85229020

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{27143}}^1$

素因数の和:27309

約数の個数: 24

約数和(自身を含む): 180127584

約数和(自身を除く): 94898564

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 27143, 54286, 108572, 135715, 271430, 542860, 4261451, 8522902, 17045804, 21307255, 42614510, 85229020]

約数ペア:

[(1, 85229020), (2, 42614510), (4, 21307255), (5, 17045804), (10, 8522902), (20, 4261451), (157, 542860), (314, 271430), (628, 135715), (785, 108572), (1570, 54286), (3140, 27143)]