78598268

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 170827776

約数和(自身を除く): 92229508

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 127, 161, 217, 254, 322, 434, 508, 644, 713, 868, 889, 961, 1426, 1778, 1922, 2852, 2921, 3556, 3844, 3937, 4991, 5842, 6727, 7874, 9982, 11684, 13454, 15748, 19964, 20447, 22103, 26908, 27559, 40894, 44206, 55118, 81788, 88412, 90551, 110236, 122047, 154721, 181102, 244094, 309442, 362204, 488188, 618884, 633857, 854329, 1267714, 1708658, 2535428, 2807081, 3417316, 5614162, 11228324, 19649567, 39299134, 78598268]

約数ペア:

[(1, 78598268), (2, 39299134), (4, 19649567), (7, 11228324), (14, 5614162), (23, 3417316), (28, 2807081), (31, 2535428), (46, 1708658), (62, 1267714), (92, 854329), (124, 633857), (127, 618884), (161, 488188), (217, 362204), (254, 309442), (322, 244094), (434, 181102), (508, 154721), (644, 122047), (713, 110236), (868, 90551), (889, 88412), (961, 81788), (1426, 55118), (1778, 44206), (1922, 40894), (2852, 27559), (2921, 26908), (3556, 22103), (3844, 20447), (3937, 19964), (4991, 15748), (5842, 13454), (6727, 11684), (7874, 9982)]