81230075

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{373}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 104624256

約数和(自身を除く): 23394181

約数列:

[1, 5, 25, 31, 155, 281, 373, 775, 1405, 1865, 7025, 8711, 9325, 11563, 43555, 57815, 104813, 217775, 289075, 524065, 2620325, 3249203, 16246015, 81230075]

約数ペア:

[(1, 81230075), (5, 16246015), (25, 3249203), (31, 2620325), (155, 524065), (281, 289075), (373, 217775), (775, 104813), (1405, 57815), (1865, 43555), (7025, 11563), (8711, 9325)]