81475250

素因数分解:

$2^1\times 5^3\times {\mathrm{325901}}^1$

素因数の和:325918

約数の個数: 16

約数和(自身を含む): 152522136

約数和(自身を除く): 71046886

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 325901, 651802, 1629505, 3259010, 8147525, 16295050, 40737625, 81475250]

約数ペア:

[(1, 81475250), (2, 40737625), (5, 16295050), (10, 8147525), (25, 3259010), (50, 1629505), (125, 651802), (250, 325901)]