56502680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{563}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 137864160

約数和(自身を除く): 81361480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 260, 386, 520, 563, 772, 965, 1126, 1544, 1930, 2252, 2509, 2815, 3860, 4504, 5018, 5630, 7319, 7720, 10036, 11260, 12545, 14638, 20072, 22520, 25090, 29276, 36595, 50180, 58552, 73190, 100360, 108659, 146380, 217318, 292760, 434636, 543295, 869272, 1086590, 1412567, 2173180, 2825134, 4346360, 5650268, 7062835, 11300536, 14125670, 28251340, 56502680]

約数ペア:

[(1, 56502680), (2, 28251340), (4, 14125670), (5, 11300536), (8, 7062835), (10, 5650268), (13, 4346360), (20, 2825134), (26, 2173180), (40, 1412567), (52, 1086590), (65, 869272), (104, 543295), (130, 434636), (193, 292760), (260, 217318), (386, 146380), (520, 108659), (563, 100360), (772, 73190), (965, 58552), (1126, 50180), (1544, 36595), (1930, 29276), (2252, 25090), (2509, 22520), (2815, 20072), (3860, 14638), (4504, 12545), (5018, 11260), (5630, 10036), (7319, 7720)]