80338384

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1987}}^1$

素因数の和:2040

約数の個数: 60

約数和(自身を含む): 187842144

約数和(自身を除く): 107503760

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 361, 532, 722, 1064, 1444, 1987, 2128, 2527, 2888, 3974, 5054, 5776, 7948, 10108, 13909, 15896, 20216, 27818, 31792, 37753, 40432, 55636, 75506, 111272, 151012, 222544, 264271, 302024, 528542, 604048, 717307, 1057084, 1434614, 2114168, 2869228, 4228336, 5021149, 5738456, 10042298, 11476912, 20084596, 40169192, 80338384]

約数ペア:

[(1, 80338384), (2, 40169192), (4, 20084596), (7, 11476912), (8, 10042298), (14, 5738456), (16, 5021149), (19, 4228336), (28, 2869228), (38, 2114168), (56, 1434614), (76, 1057084), (112, 717307), (133, 604048), (152, 528542), (266, 302024), (304, 264271), (361, 222544), (532, 151012), (722, 111272), (1064, 75506), (1444, 55636), (1987, 40432), (2128, 37753), (2527, 31792), (2888, 27818), (3974, 20216), (5054, 15896), (5776, 13909), (7948, 10108)]