13448240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 34351968

約数和(自身を除く): 20903728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 193, 208, 260, 268, 335, 386, 520, 536, 670, 772, 871, 965, 1040, 1072, 1340, 1544, 1742, 1930, 2509, 2680, 3088, 3484, 3860, 4355, 5018, 5360, 6968, 7720, 8710, 10036, 12545, 12931, 13936, 15440, 17420, 20072, 25090, 25862, 34840, 40144, 50180, 51724, 64655, 69680, 100360, 103448, 129310, 168103, 200720, 206896, 258620, 336206, 517240, 672412, 840515, 1034480, 1344824, 1681030, 2689648, 3362060, 6724120, 13448240]

約数ペア:

[(1, 13448240), (2, 6724120), (4, 3362060), (5, 2689648), (8, 1681030), (10, 1344824), (13, 1034480), (16, 840515), (20, 672412), (26, 517240), (40, 336206), (52, 258620), (65, 206896), (67, 200720), (80, 168103), (104, 129310), (130, 103448), (134, 100360), (193, 69680), (208, 64655), (260, 51724), (268, 50180), (335, 40144), (386, 34840), (520, 25862), (536, 25090), (670, 20072), (772, 17420), (871, 15440), (965, 13936), (1040, 12931), (1072, 12545), (1340, 10036), (1544, 8710), (1742, 7720), (1930, 6968), (2509, 5360), (2680, 5018), (3088, 4355), (3484, 3860)]