20263225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 26295192

約数和(自身を除く): 6031967

約数列:

[1, 5, 25, 41, 53, 205, 265, 373, 1025, 1325, 1865, 2173, 9325, 10865, 15293, 19769, 54325, 76465, 98845, 382325, 494225, 810529, 4052645, 20263225]

約数ペア:

[(1, 20263225), (5, 4052645), (25, 810529), (41, 494225), (53, 382325), (205, 98845), (265, 76465), (373, 54325), (1025, 19769), (1325, 15293), (1865, 10865), (2173, 9325)]