20220875

素因数分解:

$5^3\times {\mathrm{83}}^1\times {\mathrm{1949}}^1$

素因数の和:2047

約数の個数: 16

約数和(自身を含む): 25552800

約数和(自身を除く): 5331925

約数列:

[1, 5, 25, 83, 125, 415, 1949, 2075, 9745, 10375, 48725, 161767, 243625, 808835, 4044175, 20220875]

約数ペア:

[(1, 20220875), (5, 4044175), (25, 808835), (83, 243625), (125, 161767), (415, 48725), (1949, 10375), (2075, 9745)]