81893344

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{797}}^1$

素因数の和:852

約数の個数: 72

約数和(自身を含む): 184002840

約数和(自身を除く): 102109496

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 169, 208, 247, 304, 338, 416, 494, 608, 676, 797, 988, 1352, 1594, 1976, 2704, 3188, 3211, 3952, 5408, 6376, 6422, 7904, 10361, 12752, 12844, 15143, 20722, 25504, 25688, 30286, 41444, 51376, 60572, 82888, 102752, 121144, 134693, 165776, 196859, 242288, 269386, 331552, 393718, 484576, 538772, 787436, 1077544, 1574872, 2155088, 2559167, 3149744, 4310176, 5118334, 6299488, 10236668, 20473336, 40946672, 81893344]

約数ペア:

[(1, 81893344), (2, 40946672), (4, 20473336), (8, 10236668), (13, 6299488), (16, 5118334), (19, 4310176), (26, 3149744), (32, 2559167), (38, 2155088), (52, 1574872), (76, 1077544), (104, 787436), (152, 538772), (169, 484576), (208, 393718), (247, 331552), (304, 269386), (338, 242288), (416, 196859), (494, 165776), (608, 134693), (676, 121144), (797, 102752), (988, 82888), (1352, 60572), (1594, 51376), (1976, 41444), (2704, 30286), (3188, 25688), (3211, 25504), (3952, 20722), (5408, 15143), (6376, 12844), (6422, 12752), (7904, 10361)]