78977585

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 104544000

約数和(自身を除く): 25566415

約数列:

[1, 5, 19, 29, 95, 109, 145, 263, 545, 551, 1315, 2071, 2755, 3161, 4997, 7627, 10355, 15805, 24985, 28667, 38135, 60059, 143335, 144913, 300295, 544673, 724565, 831343, 2723365, 4156715, 15795517, 78977585]

約数ペア:

[(1, 78977585), (5, 15795517), (19, 4156715), (29, 2723365), (95, 831343), (109, 724565), (145, 544673), (263, 300295), (545, 144913), (551, 143335), (1315, 60059), (2071, 38135), (2755, 28667), (3161, 24985), (4997, 15805), (7627, 10355)]