80870080

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:366

約数の個数: 112

約数和(自身を含む): 207751680

約数和(自身を除く): 126881600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 47, 64, 76, 80, 94, 95, 152, 160, 188, 190, 235, 283, 304, 320, 376, 380, 470, 566, 608, 752, 760, 893, 940, 1132, 1216, 1415, 1504, 1520, 1786, 1880, 2264, 2830, 3008, 3040, 3572, 3760, 4465, 4528, 5377, 5660, 6080, 7144, 7520, 8930, 9056, 10754, 11320, 13301, 14288, 15040, 17860, 18112, 21508, 22640, 26602, 26885, 28576, 35720, 43016, 45280, 53204, 53770, 57152, 66505, 71440, 86032, 90560, 106408, 107540, 133010, 142880, 172064, 212816, 215080, 252719, 266020, 285760, 344128, 425632, 430160, 505438, 532040, 851264, 860320, 1010876, 1064080, 1263595, 1720640, 2021752, 2128160, 2527190, 4043504, 4256320, 5054380, 8087008, 10108760, 16174016, 20217520, 40435040, 80870080]

約数ペア:

[(1, 80870080), (2, 40435040), (4, 20217520), (5, 16174016), (8, 10108760), (10, 8087008), (16, 5054380), (19, 4256320), (20, 4043504), (32, 2527190), (38, 2128160), (40, 2021752), (47, 1720640), (64, 1263595), (76, 1064080), (80, 1010876), (94, 860320), (95, 851264), (152, 532040), (160, 505438), (188, 430160), (190, 425632), (235, 344128), (283, 285760), (304, 266020), (320, 252719), (376, 215080), (380, 212816), (470, 172064), (566, 142880), (608, 133010), (752, 107540), (760, 106408), (893, 90560), (940, 86032), (1132, 71440), (1216, 66505), (1415, 57152), (1504, 53770), (1520, 53204), (1786, 45280), (1880, 43016), (2264, 35720), (2830, 28576), (3008, 26885), (3040, 26602), (3572, 22640), (3760, 21508), (4465, 18112), (4528, 17860), (5377, 15040), (5660, 14288), (6080, 13301), (7144, 11320), (7520, 10754), (8930, 9056)]