166379725

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 210424032

約数和(自身を除く): 44044307

約数列:

[1, 5, 25, 83, 181, 415, 443, 905, 2075, 2215, 4525, 11075, 15023, 36769, 75115, 80183, 183845, 375575, 400915, 919225, 2004575, 6655189, 33275945, 166379725]

約数ペア:

[(1, 166379725), (5, 33275945), (25, 6655189), (83, 2004575), (181, 919225), (415, 400915), (443, 375575), (905, 183845), (2075, 80183), (2215, 75115), (4525, 36769), (11075, 15023)]