42729125

素因数分解:

$5^3\times {\mathrm{79}}^1\times {\mathrm{4327}}^1$

素因数の和:4421

約数の個数: 16

約数和(自身を含む): 54013440

約数和(自身を除く): 11284315

約数列:

[1, 5, 25, 79, 125, 395, 1975, 4327, 9875, 21635, 108175, 341833, 540875, 1709165, 8545825, 42729125]

約数ペア:

[(1, 42729125), (5, 8545825), (25, 1709165), (79, 540875), (125, 341833), (395, 108175), (1975, 21635), (4327, 9875)]