125001215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{1381}}^1$

素因数の和:1850

約数の個数: 16

約数和(自身を含む): 153965856

約数和(自身を除く): 28964641

約数列:

[1, 5, 43, 215, 421, 1381, 2105, 6905, 18103, 59383, 90515, 296915, 581401, 2907005, 25000243, 125001215]

約数ペア:

[(1, 125001215), (5, 25000243), (43, 2907005), (215, 581401), (421, 296915), (1381, 90515), (2105, 59383), (6905, 18103)]