80576800

素因数分解:

$2^5\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2143}}^1$

素因数の和:2210

約数の個数: 72

約数和(自身を含む): 200987136

約数和(自身を除く): 120410336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 80, 94, 100, 160, 188, 200, 235, 376, 400, 470, 752, 800, 940, 1175, 1504, 1880, 2143, 2350, 3760, 4286, 4700, 7520, 8572, 9400, 10715, 17144, 18800, 21430, 34288, 37600, 42860, 53575, 68576, 85720, 100721, 107150, 171440, 201442, 214300, 342880, 402884, 428600, 503605, 805768, 857200, 1007210, 1611536, 1714400, 2014420, 2518025, 3223072, 4028840, 5036050, 8057680, 10072100, 16115360, 20144200, 40288400, 80576800]

約数ペア:

[(1, 80576800), (2, 40288400), (4, 20144200), (5, 16115360), (8, 10072100), (10, 8057680), (16, 5036050), (20, 4028840), (25, 3223072), (32, 2518025), (40, 2014420), (47, 1714400), (50, 1611536), (80, 1007210), (94, 857200), (100, 805768), (160, 503605), (188, 428600), (200, 402884), (235, 342880), (376, 214300), (400, 201442), (470, 171440), (752, 107150), (800, 100721), (940, 85720), (1175, 68576), (1504, 53575), (1880, 42860), (2143, 37600), (2350, 34288), (3760, 21430), (4286, 18800), (4700, 17144), (7520, 10715), (8572, 9400)]