80727200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:199

約数の個数: 144

約数和(自身を含む): 213736320

約数和(自身を除く): 133009120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 47, 50, 76, 80, 94, 95, 100, 113, 152, 160, 188, 190, 200, 226, 235, 304, 376, 380, 400, 452, 470, 475, 565, 608, 752, 760, 800, 893, 904, 940, 950, 1130, 1175, 1504, 1520, 1786, 1808, 1880, 1900, 2147, 2260, 2350, 2825, 3040, 3572, 3616, 3760, 3800, 4294, 4465, 4520, 4700, 5311, 5650, 7144, 7520, 7600, 8588, 8930, 9040, 9400, 10622, 10735, 11300, 14288, 15200, 17176, 17860, 18080, 18800, 21244, 21470, 22325, 22600, 26555, 28576, 34352, 35720, 37600, 42488, 42940, 44650, 45200, 53110, 53675, 68704, 71440, 84976, 85880, 89300, 90400, 100909, 106220, 107350, 132775, 142880, 169952, 171760, 178600, 201818, 212440, 214700, 265550, 343520, 357200, 403636, 424880, 429400, 504545, 531100, 714400, 807272, 849760, 858800, 1009090, 1062200, 1614544, 1717600, 2018180, 2124400, 2522725, 3229088, 4036360, 4248800, 5045450, 8072720, 10090900, 16145440, 20181800, 40363600, 80727200]

約数ペア:

[(1, 80727200), (2, 40363600), (4, 20181800), (5, 16145440), (8, 10090900), (10, 8072720), (16, 5045450), (19, 4248800), (20, 4036360), (25, 3229088), (32, 2522725), (38, 2124400), (40, 2018180), (47, 1717600), (50, 1614544), (76, 1062200), (80, 1009090), (94, 858800), (95, 849760), (100, 807272), (113, 714400), (152, 531100), (160, 504545), (188, 429400), (190, 424880), (200, 403636), (226, 357200), (235, 343520), (304, 265550), (376, 214700), (380, 212440), (400, 201818), (452, 178600), (470, 171760), (475, 169952), (565, 142880), (608, 132775), (752, 107350), (760, 106220), (800, 100909), (893, 90400), (904, 89300), (940, 85880), (950, 84976), (1130, 71440), (1175, 68704), (1504, 53675), (1520, 53110), (1786, 45200), (1808, 44650), (1880, 42940), (1900, 42488), (2147, 37600), (2260, 35720), (2350, 34352), (2825, 28576), (3040, 26555), (3572, 22600), (3616, 22325), (3760, 21470), (3800, 21244), (4294, 18800), (4465, 18080), (4520, 17860), (4700, 17176), (5311, 15200), (5650, 14288), (7144, 11300), (7520, 10735), (7600, 10622), (8588, 9400), (8930, 9040)]