67187375

素因数分解:

$5^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 87734400

約数和(自身を除く): 20547025

約数列:

[1, 5, 25, 37, 73, 125, 185, 199, 365, 925, 995, 1825, 2701, 4625, 4975, 7363, 9125, 13505, 14527, 24875, 36815, 67525, 72635, 184075, 337625, 363175, 537499, 920375, 1815875, 2687495, 13437475, 67187375]

約数ペア:

[(1, 67187375), (5, 13437475), (25, 2687495), (37, 1815875), (73, 920375), (125, 537499), (185, 363175), (199, 337625), (365, 184075), (925, 72635), (995, 67525), (1825, 36815), (2701, 24875), (4625, 14527), (4975, 13505), (7363, 9125)]