78878956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2753}}^1$

素因数の和:2818

約数の個数: 48

約数和(自身を含む): 161935200

約数和(自身を除く): 83056244

約数列:

[1, 2, 4, 13, 19, 26, 29, 38, 52, 58, 76, 116, 247, 377, 494, 551, 754, 988, 1102, 1508, 2204, 2753, 5506, 7163, 11012, 14326, 28652, 35789, 52307, 71578, 79837, 104614, 143156, 159674, 209228, 319348, 679991, 1037881, 1359982, 1516903, 2075762, 2719964, 3033806, 4151524, 6067612, 19719739, 39439478, 78878956]

約数ペア:

[(1, 78878956), (2, 39439478), (4, 19719739), (13, 6067612), (19, 4151524), (26, 3033806), (29, 2719964), (38, 2075762), (52, 1516903), (58, 1359982), (76, 1037881), (116, 679991), (247, 319348), (377, 209228), (494, 159674), (551, 143156), (754, 104614), (988, 79837), (1102, 71578), (1508, 52307), (2204, 35789), (2753, 28652), (5506, 14326), (7163, 11012)]