201770785

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 265605120

約数和(自身を除く): 63834335

約数列:

[1, 5, 19, 31, 95, 131, 155, 523, 589, 655, 2489, 2615, 2945, 4061, 9937, 12445, 16213, 20305, 49685, 68513, 77159, 81065, 308047, 342565, 385795, 1301747, 1540235, 2123903, 6508735, 10619515, 40354157, 201770785]

約数ペア:

[(1, 201770785), (5, 40354157), (19, 10619515), (31, 6508735), (95, 2123903), (131, 1540235), (155, 1301747), (523, 385795), (589, 342565), (655, 308047), (2489, 81065), (2615, 77159), (2945, 68513), (4061, 49685), (9937, 20305), (12445, 16213)]