80520144

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1021}}^1$

素因数の和:1116

約数の個数: 80

約数和(自身を含む): 218985984

約数和(自身を除く): 138465840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 53, 62, 93, 106, 124, 159, 186, 212, 248, 318, 372, 424, 496, 636, 744, 848, 1021, 1272, 1488, 1643, 2042, 2544, 3063, 3286, 4084, 4929, 6126, 6572, 8168, 9858, 12252, 13144, 16336, 19716, 24504, 26288, 31651, 39432, 49008, 54113, 63302, 78864, 94953, 108226, 126604, 162339, 189906, 216452, 253208, 324678, 379812, 432904, 506416, 649356, 759624, 865808, 1298712, 1519248, 1677503, 2597424, 3355006, 5032509, 6710012, 10065018, 13420024, 20130036, 26840048, 40260072, 80520144]

約数ペア:

[(1, 80520144), (2, 40260072), (3, 26840048), (4, 20130036), (6, 13420024), (8, 10065018), (12, 6710012), (16, 5032509), (24, 3355006), (31, 2597424), (48, 1677503), (53, 1519248), (62, 1298712), (93, 865808), (106, 759624), (124, 649356), (159, 506416), (186, 432904), (212, 379812), (248, 324678), (318, 253208), (372, 216452), (424, 189906), (496, 162339), (636, 126604), (744, 108226), (848, 94953), (1021, 78864), (1272, 63302), (1488, 54113), (1643, 49008), (2042, 39432), (2544, 31651), (3063, 26288), (3286, 24504), (4084, 19716), (4929, 16336), (6126, 13144), (6572, 12252), (8168, 9858)]