71666375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{52121}}^1$

素因数の和:52147

約数の個数: 16

約数和(自身を含む): 97572384

約数和(自身を除く): 25906009

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 52121, 260605, 573331, 1303025, 2866655, 6515125, 14333275, 71666375]

約数ペア:

[(1, 71666375), (5, 14333275), (11, 6515125), (25, 2866655), (55, 1303025), (125, 573331), (275, 260605), (1375, 52121)]