87874475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2129}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 118325760

約数和(自身を除く): 30451285

約数列:

[1, 5, 13, 25, 65, 127, 325, 635, 1651, 2129, 3175, 8255, 10645, 27677, 41275, 53225, 138385, 270383, 691925, 1351915, 3514979, 6759575, 17574895, 87874475]

約数ペア:

[(1, 87874475), (5, 17574895), (13, 6759575), (25, 3514979), (65, 1351915), (127, 691925), (325, 270383), (635, 138385), (1651, 53225), (2129, 41275), (3175, 27677), (8255, 10645)]