77184520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4519}}^1$

素因数の和:4598

約数の個数: 64

約数和(自身を含む): 201772800

約数和(自身を除く): 124588280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 4519, 8540, 9038, 17080, 18076, 22595, 31633, 36152, 45190, 63266, 90380, 126532, 158165, 180760, 253064, 275659, 316330, 551318, 632660, 1102636, 1265320, 1378295, 1929613, 2205272, 2756590, 3859226, 5513180, 7718452, 9648065, 11026360, 15436904, 19296130, 38592260, 77184520]

約数ペア:

[(1, 77184520), (2, 38592260), (4, 19296130), (5, 15436904), (7, 11026360), (8, 9648065), (10, 7718452), (14, 5513180), (20, 3859226), (28, 2756590), (35, 2205272), (40, 1929613), (56, 1378295), (61, 1265320), (70, 1102636), (122, 632660), (140, 551318), (244, 316330), (280, 275659), (305, 253064), (427, 180760), (488, 158165), (610, 126532), (854, 90380), (1220, 63266), (1708, 45190), (2135, 36152), (2440, 31633), (3416, 22595), (4270, 18076), (4519, 17080), (8540, 9038)]