766175020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{419}}^1\times {\mathrm{541}}^1$

素因数の和:995

約数の個数: 72

約数和(自身を含む): 1749641040

約数和(自身を除く): 983466020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 419, 541, 676, 838, 845, 1082, 1676, 1690, 2095, 2164, 2705, 3380, 4190, 5410, 5447, 7033, 8380, 10820, 10894, 14066, 21788, 27235, 28132, 35165, 54470, 70330, 70811, 91429, 108940, 140660, 141622, 182858, 226679, 283244, 354055, 365716, 453358, 457145, 708110, 906716, 914290, 1133395, 1416220, 1828580, 2266790, 2946827, 4533580, 5893654, 11787308, 14734135, 29468270, 38308751, 58936540, 76617502, 153235004, 191543755, 383087510, 766175020]

約数ペア:

[(1, 766175020), (2, 383087510), (4, 191543755), (5, 153235004), (10, 76617502), (13, 58936540), (20, 38308751), (26, 29468270), (52, 14734135), (65, 11787308), (130, 5893654), (169, 4533580), (260, 2946827), (338, 2266790), (419, 1828580), (541, 1416220), (676, 1133395), (838, 914290), (845, 906716), (1082, 708110), (1676, 457145), (1690, 453358), (2095, 365716), (2164, 354055), (2705, 283244), (3380, 226679), (4190, 182858), (5410, 141622), (5447, 140660), (7033, 108940), (8380, 91429), (10820, 70811), (10894, 70330), (14066, 54470), (21788, 35165), (27235, 28132)]