71397298925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{167197}}^1$

素因数の和:167286

約数の個数: 48

約数和(自身を含む): 99516249600

約数和(自身を除く): 28118950675

約数列:

[1, 5, 19, 25, 29, 31, 95, 145, 155, 475, 551, 589, 725, 775, 899, 2755, 2945, 4495, 13775, 14725, 17081, 22475, 85405, 167197, 427025, 835985, 3176743, 4179925, 4848713, 5183107, 15883715, 24243565, 25915535, 79418575, 92125547, 98479033, 121217825, 129577675, 150310103, 460627735, 492395165, 751550515, 2303138675, 2461975825, 2855891957, 3757752575, 14279459785, 71397298925]

約数ペア:

[(1, 71397298925), (5, 14279459785), (19, 3757752575), (25, 2855891957), (29, 2461975825), (31, 2303138675), (95, 751550515), (145, 492395165), (155, 460627735), (475, 150310103), (551, 129577675), (589, 121217825), (725, 98479033), (775, 92125547), (899, 79418575), (2755, 25915535), (2945, 24243565), (4495, 15883715), (13775, 5183107), (14725, 4848713), (17081, 4179925), (22475, 3176743), (85405, 835985), (167197, 427025)]