42685400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 107136000

約数和(自身を除く): 64450600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 47, 50, 76, 94, 95, 100, 152, 188, 190, 200, 235, 239, 376, 380, 470, 475, 478, 760, 893, 940, 950, 956, 1175, 1195, 1786, 1880, 1900, 1912, 2350, 2390, 3572, 3800, 4465, 4541, 4700, 4780, 5975, 7144, 8930, 9082, 9400, 9560, 11233, 11950, 17860, 18164, 22325, 22466, 22705, 23900, 35720, 36328, 44650, 44932, 45410, 47800, 56165, 89300, 89864, 90820, 112330, 113525, 178600, 181640, 213427, 224660, 227050, 280825, 426854, 449320, 454100, 561650, 853708, 908200, 1067135, 1123300, 1707416, 2134270, 2246600, 4268540, 5335675, 8537080, 10671350, 21342700, 42685400]

約数ペア:

[(1, 42685400), (2, 21342700), (4, 10671350), (5, 8537080), (8, 5335675), (10, 4268540), (19, 2246600), (20, 2134270), (25, 1707416), (38, 1123300), (40, 1067135), (47, 908200), (50, 853708), (76, 561650), (94, 454100), (95, 449320), (100, 426854), (152, 280825), (188, 227050), (190, 224660), (200, 213427), (235, 181640), (239, 178600), (376, 113525), (380, 112330), (470, 90820), (475, 89864), (478, 89300), (760, 56165), (893, 47800), (940, 45410), (950, 44932), (956, 44650), (1175, 36328), (1195, 35720), (1786, 23900), (1880, 22705), (1900, 22466), (1912, 22325), (2350, 18164), (2390, 17860), (3572, 11950), (3800, 11233), (4465, 9560), (4541, 9400), (4700, 9082), (4780, 8930), (5975, 7144)]