20297625

素因数分解:

$3^1\times 5^3\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 13847655

約数列:

[1, 3, 5, 15, 25, 75, 113, 125, 339, 375, 479, 565, 1437, 1695, 2395, 2825, 7185, 8475, 11975, 14125, 35925, 42375, 54127, 59875, 162381, 179625, 270635, 811905, 1353175, 4059525, 6765875, 20297625]

約数ペア:

[(1, 20297625), (3, 6765875), (5, 4059525), (15, 1353175), (25, 811905), (75, 270635), (113, 179625), (125, 162381), (339, 59875), (375, 54127), (479, 42375), (565, 35925), (1437, 14125), (1695, 11975), (2395, 8475), (2825, 7185)]