289019075

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{3947}}^1$

素因数の和:4087

約数の個数: 24

約数和(自身を含む): 374507280

約数和(自身を除く): 85488205

約数列:

[1, 5, 25, 29, 101, 145, 505, 725, 2525, 2929, 3947, 14645, 19735, 73225, 98675, 114463, 398647, 572315, 1993235, 2861575, 9966175, 11560763, 57803815, 289019075]

約数ペア:

[(1, 289019075), (5, 57803815), (25, 11560763), (29, 9966175), (101, 2861575), (145, 1993235), (505, 572315), (725, 398647), (2525, 114463), (2929, 98675), (3947, 73225), (14645, 19735)]