81568925

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1117}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 106469376

約数和(自身を除く): 24900451

約数列:

[1, 5, 23, 25, 115, 127, 575, 635, 1117, 2921, 3175, 5585, 14605, 25691, 27925, 73025, 128455, 141859, 642275, 709295, 3262757, 3546475, 16313785, 81568925]

約数ペア:

[(1, 81568925), (5, 16313785), (23, 3546475), (25, 3262757), (115, 709295), (127, 642275), (575, 141859), (635, 128455), (1117, 73025), (2921, 27925), (3175, 25691), (5585, 14605)]