81304810

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{46997}}^1$

素因数の和:47177

約数の個数: 16

約数和(自身を含む): 147197736

約数和(自身を除く): 65892926

約数列:

[1, 2, 5, 10, 173, 346, 865, 1730, 46997, 93994, 234985, 469970, 8130481, 16260962, 40652405, 81304810]

約数ペア:

[(1, 81304810), (2, 40652405), (5, 16260962), (10, 8130481), (173, 469970), (346, 234985), (865, 93994), (1730, 46997)]