16659760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 42434784

約数和(自身を除く): 25775024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 193, 208, 260, 332, 386, 415, 520, 664, 772, 830, 965, 1040, 1079, 1328, 1544, 1660, 1930, 2158, 2509, 3088, 3320, 3860, 4316, 5018, 5395, 6640, 7720, 8632, 10036, 10790, 12545, 15440, 16019, 17264, 20072, 21580, 25090, 32038, 40144, 43160, 50180, 64076, 80095, 86320, 100360, 128152, 160190, 200720, 208247, 256304, 320380, 416494, 640760, 832988, 1041235, 1281520, 1665976, 2082470, 3331952, 4164940, 8329880, 16659760]

約数ペア:

[(1, 16659760), (2, 8329880), (4, 4164940), (5, 3331952), (8, 2082470), (10, 1665976), (13, 1281520), (16, 1041235), (20, 832988), (26, 640760), (40, 416494), (52, 320380), (65, 256304), (80, 208247), (83, 200720), (104, 160190), (130, 128152), (166, 100360), (193, 86320), (208, 80095), (260, 64076), (332, 50180), (386, 43160), (415, 40144), (520, 32038), (664, 25090), (772, 21580), (830, 20072), (965, 17264), (1040, 16019), (1079, 15440), (1328, 12545), (1544, 10790), (1660, 10036), (1930, 8632), (2158, 7720), (2509, 6640), (3088, 5395), (3320, 5018), (3860, 4316)]