42375880

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8087}}^1$

素因数の和:8229

約数の個数: 32

約数和(自身を含む): 96085440

約数和(自身を除く): 53709560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 8087, 16174, 32348, 40435, 64696, 80870, 161740, 323480, 1059397, 2118794, 4237588, 5296985, 8475176, 10593970, 21187940, 42375880]

約数ペア:

[(1, 42375880), (2, 21187940), (4, 10593970), (5, 8475176), (8, 5296985), (10, 4237588), (20, 2118794), (40, 1059397), (131, 323480), (262, 161740), (524, 80870), (655, 64696), (1048, 40435), (1310, 32348), (2620, 16174), (5240, 8087)]