49165220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{719}}^1$

素因数の和:1004

約数の個数: 48

約数和(自身を含む): 111767040

約数和(自身を除く): 62601820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 719, 1052, 1315, 1438, 2630, 2876, 3419, 3595, 5260, 6838, 7190, 9347, 13676, 14380, 17095, 18694, 34190, 37388, 46735, 68380, 93470, 186940, 189097, 378194, 756388, 945485, 1890970, 2458261, 3781940, 4916522, 9833044, 12291305, 24582610, 49165220]

約数ペア:

[(1, 49165220), (2, 24582610), (4, 12291305), (5, 9833044), (10, 4916522), (13, 3781940), (20, 2458261), (26, 1890970), (52, 945485), (65, 756388), (130, 378194), (260, 189097), (263, 186940), (526, 93470), (719, 68380), (1052, 46735), (1315, 37388), (1438, 34190), (2630, 18694), (2876, 17095), (3419, 14380), (3595, 13676), (5260, 9347), (6838, 7190)]