1716875

素因数分解:

$5^4\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:128

約数の個数: 20

約数和(自身を含む): 2230536

約数和(自身を除く): 513661

約数列:

[1, 5, 25, 41, 67, 125, 205, 335, 625, 1025, 1675, 2747, 5125, 8375, 13735, 25625, 41875, 68675, 343375, 1716875]

約数ペア:

[(1, 1716875), (5, 343375), (25, 68675), (41, 41875), (67, 25625), (125, 13735), (205, 8375), (335, 5125), (625, 2747), (1025, 1675)]