81322728

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{353}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 211550400

約数和(自身を除く): 130227672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 331, 348, 353, 662, 696, 706, 993, 1059, 1324, 1412, 1986, 2118, 2648, 2824, 3972, 4236, 7944, 8472, 9599, 10237, 19198, 20474, 28797, 30711, 38396, 40948, 57594, 61422, 76792, 81896, 115188, 116843, 122844, 230376, 233686, 245688, 350529, 467372, 701058, 934744, 1402116, 2804232, 3388447, 6776894, 10165341, 13553788, 20330682, 27107576, 40661364, 81322728]

約数ペア:

[(1, 81322728), (2, 40661364), (3, 27107576), (4, 20330682), (6, 13553788), (8, 10165341), (12, 6776894), (24, 3388447), (29, 2804232), (58, 1402116), (87, 934744), (116, 701058), (174, 467372), (232, 350529), (331, 245688), (348, 233686), (353, 230376), (662, 122844), (696, 116843), (706, 115188), (993, 81896), (1059, 76792), (1324, 61422), (1412, 57594), (1986, 40948), (2118, 38396), (2648, 30711), (2824, 28797), (3972, 20474), (4236, 19198), (7944, 10237), (8472, 9599)]