84321328

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2054

約数の個数: 80

約数和(自身を含む): 208111680

約数和(自身を除く): 123790352

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 52, 56, 58, 91, 104, 112, 116, 182, 203, 208, 232, 364, 377, 406, 464, 728, 754, 812, 1456, 1508, 1624, 1997, 2639, 3016, 3248, 3994, 5278, 6032, 7988, 10556, 13979, 15976, 21112, 25961, 27958, 31952, 42224, 51922, 55916, 57913, 103844, 111832, 115826, 181727, 207688, 223664, 231652, 363454, 405391, 415376, 463304, 726908, 752869, 810782, 926608, 1453816, 1505738, 1621564, 2907632, 3011476, 3243128, 5270083, 6022952, 6486256, 10540166, 12045904, 21080332, 42160664, 84321328]

約数ペア:

[(1, 84321328), (2, 42160664), (4, 21080332), (7, 12045904), (8, 10540166), (13, 6486256), (14, 6022952), (16, 5270083), (26, 3243128), (28, 3011476), (29, 2907632), (52, 1621564), (56, 1505738), (58, 1453816), (91, 926608), (104, 810782), (112, 752869), (116, 726908), (182, 463304), (203, 415376), (208, 405391), (232, 363454), (364, 231652), (377, 223664), (406, 207688), (464, 181727), (728, 115826), (754, 111832), (812, 103844), (1456, 57913), (1508, 55916), (1624, 51922), (1997, 42224), (2639, 31952), (3016, 27958), (3248, 25961), (3994, 21112), (5278, 15976), (6032, 13979), (7988, 10556)]