78687784

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 177408000

約数和(自身を除く): 98720216

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 199, 307, 322, 398, 614, 644, 796, 1228, 1288, 1393, 1592, 2149, 2456, 2786, 4298, 4577, 5572, 7061, 8596, 9154, 11144, 14122, 17192, 18308, 28244, 32039, 36616, 49427, 56488, 61093, 64078, 98854, 122186, 128156, 197708, 244372, 256312, 395416, 427651, 488744, 855302, 1405139, 1710604, 2810278, 3421208, 5620556, 9835973, 11241112, 19671946, 39343892, 78687784]

約数ペア:

[(1, 78687784), (2, 39343892), (4, 19671946), (7, 11241112), (8, 9835973), (14, 5620556), (23, 3421208), (28, 2810278), (46, 1710604), (56, 1405139), (92, 855302), (161, 488744), (184, 427651), (199, 395416), (307, 256312), (322, 244372), (398, 197708), (614, 128156), (644, 122186), (796, 98854), (1228, 64078), (1288, 61093), (1393, 56488), (1592, 49427), (2149, 36616), (2456, 32039), (2786, 28244), (4298, 18308), (4577, 17192), (5572, 14122), (7061, 11144), (8596, 9154)]