8329880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 20532960

約数和(自身を除く): 12203080

約数列:

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

約数ペア:

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