80572255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 106444800

約数和(自身を除く): 25872545

約数列:

[1, 5, 19, 31, 95, 109, 155, 251, 545, 589, 1255, 2071, 2945, 3379, 4769, 7781, 10355, 16895, 23845, 27359, 38905, 64201, 136795, 147839, 321005, 519821, 739195, 848129, 2599105, 4240645, 16114451, 80572255]

約数ペア:

[(1, 80572255), (5, 16114451), (19, 4240645), (31, 2599105), (95, 848129), (109, 739195), (155, 519821), (251, 321005), (545, 147839), (589, 136795), (1255, 64201), (2071, 38905), (2945, 27359), (3379, 23845), (4769, 16895), (7781, 10355)]