80426528

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 198132480

約数和(自身を除く): 117705952

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 71, 91, 104, 112, 142, 182, 208, 224, 284, 364, 389, 416, 497, 568, 728, 778, 923, 994, 1136, 1456, 1556, 1846, 1988, 2272, 2723, 2912, 3112, 3692, 3976, 5057, 5446, 6224, 6461, 7384, 7952, 10114, 10892, 12448, 12922, 14768, 15904, 20228, 21784, 25844, 27619, 29536, 35399, 40456, 43568, 51688, 55238, 70798, 80912, 87136, 103376, 110476, 141596, 161824, 193333, 206752, 220952, 283192, 359047, 386666, 441904, 566384, 718094, 773332, 883808, 1132768, 1436188, 1546664, 2513329, 2872376, 3093328, 5026658, 5744752, 6186656, 10053316, 11489504, 20106632, 40213264, 80426528]

約数ペア:

[(1, 80426528), (2, 40213264), (4, 20106632), (7, 11489504), (8, 10053316), (13, 6186656), (14, 5744752), (16, 5026658), (26, 3093328), (28, 2872376), (32, 2513329), (52, 1546664), (56, 1436188), (71, 1132768), (91, 883808), (104, 773332), (112, 718094), (142, 566384), (182, 441904), (208, 386666), (224, 359047), (284, 283192), (364, 220952), (389, 206752), (416, 193333), (497, 161824), (568, 141596), (728, 110476), (778, 103376), (923, 87136), (994, 80912), (1136, 70798), (1456, 55238), (1556, 51688), (1846, 43568), (1988, 40456), (2272, 35399), (2723, 29536), (2912, 27619), (3112, 25844), (3692, 21784), (3976, 20228), (5057, 15904), (5446, 14768), (6224, 12922), (6461, 12448), (7384, 10892), (7952, 10114)]