42050840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 102664800

約数和(自身を除く): 60613960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 260, 386, 419, 520, 772, 838, 965, 1544, 1676, 1930, 2095, 2509, 3352, 3860, 4190, 5018, 5447, 7720, 8380, 10036, 10894, 12545, 16760, 20072, 21788, 25090, 27235, 43576, 50180, 54470, 80867, 100360, 108940, 161734, 217880, 323468, 404335, 646936, 808670, 1051271, 1617340, 2102542, 3234680, 4205084, 5256355, 8410168, 10512710, 21025420, 42050840]

約数ペア:

[(1, 42050840), (2, 21025420), (4, 10512710), (5, 8410168), (8, 5256355), (10, 4205084), (13, 3234680), (20, 2102542), (26, 1617340), (40, 1051271), (52, 808670), (65, 646936), (104, 404335), (130, 323468), (193, 217880), (260, 161734), (386, 108940), (419, 100360), (520, 80867), (772, 54470), (838, 50180), (965, 43576), (1544, 27235), (1676, 25090), (1930, 21788), (2095, 20072), (2509, 16760), (3352, 12545), (3860, 10894), (4190, 10036), (5018, 8380), (5447, 7720)]