78906688

素因数分解:

$2^6\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1979}}^1$

素因数の和:2087

約数の個数: 56

約数和(自身を含む): 181051200

約数和(自身を除く): 102144512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 178, 224, 356, 448, 623, 712, 1246, 1424, 1979, 2492, 2848, 3958, 4984, 5696, 7916, 9968, 13853, 15832, 19936, 27706, 31664, 39872, 55412, 63328, 110824, 126656, 176131, 221648, 352262, 443296, 704524, 886592, 1232917, 1409048, 2465834, 2818096, 4931668, 5636192, 9863336, 11272384, 19726672, 39453344, 78906688]

約数ペア:

[(1, 78906688), (2, 39453344), (4, 19726672), (7, 11272384), (8, 9863336), (14, 5636192), (16, 4931668), (28, 2818096), (32, 2465834), (56, 1409048), (64, 1232917), (89, 886592), (112, 704524), (178, 443296), (224, 352262), (356, 221648), (448, 176131), (623, 126656), (712, 110824), (1246, 63328), (1424, 55412), (1979, 39872), (2492, 31664), (2848, 27706), (3958, 19936), (4984, 15832), (5696, 13853), (7916, 9968)]