20129738800

素因数分解:

$2^4\times 5^2\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{3433}}^1$

素因数の和:3695

約数の個数: 120

約数和(自身を含む): 49184302896

約数和(自身を除く): 29054564096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 107, 137, 200, 214, 274, 400, 428, 535, 548, 685, 856, 1070, 1096, 1370, 1712, 2140, 2192, 2675, 2740, 3425, 3433, 4280, 5350, 5480, 6850, 6866, 8560, 10700, 10960, 13700, 13732, 14659, 17165, 21400, 27400, 27464, 29318, 34330, 42800, 54800, 54928, 58636, 68660, 73295, 85825, 117272, 137320, 146590, 171650, 234544, 274640, 293180, 343300, 366475, 367331, 470321, 586360, 686600, 732950, 734662, 940642, 1172720, 1373200, 1465900, 1469324, 1836655, 1881284, 2351605, 2931800, 2938648, 3673310, 3762568, 4703210, 5863600, 5877296, 7346620, 7525136, 9183275, 9406420, 11758025, 14693240, 18366550, 18812840, 23516050, 29386480, 36733100, 37625680, 47032100, 50324347, 73466200, 94064200, 100648694, 146932400, 188128400, 201297388, 251621735, 402594776, 503243470, 805189552, 1006486940, 1258108675, 2012973880, 2516217350, 4025947760, 5032434700, 10064869400, 20129738800]

約数ペア:

[(1, 20129738800), (2, 10064869400), (4, 5032434700), (5, 4025947760), (8, 2516217350), (10, 2012973880), (16, 1258108675), (20, 1006486940), (25, 805189552), (40, 503243470), (50, 402594776), (80, 251621735), (100, 201297388), (107, 188128400), (137, 146932400), (200, 100648694), (214, 94064200), (274, 73466200), (400, 50324347), (428, 47032100), (535, 37625680), (548, 36733100), (685, 29386480), (856, 23516050), (1070, 18812840), (1096, 18366550), (1370, 14693240), (1712, 11758025), (2140, 9406420), (2192, 9183275), (2675, 7525136), (2740, 7346620), (3425, 5877296), (3433, 5863600), (4280, 4703210), (5350, 3762568), (5480, 3673310), (6850, 2938648), (6866, 2931800), (8560, 2351605), (10700, 1881284), (10960, 1836655), (13700, 1469324), (13732, 1465900), (14659, 1373200), (17165, 1172720), (21400, 940642), (27400, 734662), (27464, 732950), (29318, 686600), (34330, 586360), (42800, 470321), (54800, 367331), (54928, 366475), (58636, 343300), (68660, 293180), (73295, 274640), (85825, 234544), (117272, 171650), (137320, 146590)]