20121569893000

素因数分解:

$2^3\times 5^3\times {\mathrm{443}}^1\times {\mathrm{563}}^1\times {\mathrm{80677}}^1$

素因数の和:81704

約数の個数: 128

約数和(自身を含む): 47275165192320

約数和(自身を除く): 27153595299320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 443, 500, 563, 886, 1000, 1126, 1772, 2215, 2252, 2815, 3544, 4430, 4504, 5630, 8860, 11075, 11260, 14075, 17720, 22150, 22520, 28150, 44300, 55375, 56300, 70375, 80677, 88600, 110750, 112600, 140750, 161354, 221500, 249409, 281500, 322708, 403385, 443000, 498818, 563000, 645416, 806770, 997636, 1247045, 1613540, 1995272, 2016925, 2494090, 3227080, 4033850, 4988180, 6235225, 8067700, 9976360, 10084625, 12470450, 16135400, 20169250, 24940900, 31176125, 35739911, 40338500, 45421151, 49881800, 62352250, 71479822, 80677000, 90842302, 124704500, 142959644, 178699555, 181684604, 227105755, 249409000, 285919288, 357399110, 363369208, 454211510, 714798220, 893497775, 908423020, 1135528775, 1429596440, 1786995550, 1816846040, 2271057550, 3573991100, 4467488875, 4542115100, 5677643875, 7147982200, 8934977750, 9084230200, 11355287750, 17869955500, 20121569893, 22710575500, 35739911000, 40243139786, 45421151000, 80486279572, 100607849465, 160972559144, 201215698930, 402431397860, 503039247325, 804862795720, 1006078494650, 2012156989300, 2515196236625, 4024313978600, 5030392473250, 10060784946500, 20121569893000]

約数ペア:

[(1, 20121569893000), (2, 10060784946500), (4, 5030392473250), (5, 4024313978600), (8, 2515196236625), (10, 2012156989300), (20, 1006078494650), (25, 804862795720), (40, 503039247325), (50, 402431397860), (100, 201215698930), (125, 160972559144), (200, 100607849465), (250, 80486279572), (443, 45421151000), (500, 40243139786), (563, 35739911000), (886, 22710575500), (1000, 20121569893), (1126, 17869955500), (1772, 11355287750), (2215, 9084230200), (2252, 8934977750), (2815, 7147982200), (3544, 5677643875), (4430, 4542115100), (4504, 4467488875), (5630, 3573991100), (8860, 2271057550), (11075, 1816846040), (11260, 1786995550), (14075, 1429596440), (17720, 1135528775), (22150, 908423020), (22520, 893497775), (28150, 714798220), (44300, 454211510), (55375, 363369208), (56300, 357399110), (70375, 285919288), (80677, 249409000), (88600, 227105755), (110750, 181684604), (112600, 178699555), (140750, 142959644), (161354, 124704500), (221500, 90842302), (249409, 80677000), (281500, 71479822), (322708, 62352250), (403385, 49881800), (443000, 45421151), (498818, 40338500), (563000, 35739911), (645416, 31176125), (806770, 24940900), (997636, 20169250), (1247045, 16135400), (1613540, 12470450), (1995272, 10084625), (2016925, 9976360), (2494090, 8067700), (3227080, 6235225), (4033850, 4988180)]