80153080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{977}}^1$

素因数の和:1288

約数の個数: 64

約数和(自身を含む): 207023040

約数和(自身を除く): 126869960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 293, 586, 977, 1172, 1465, 1954, 2051, 2344, 2930, 3908, 4102, 4885, 5860, 6839, 7816, 8204, 9770, 10255, 11720, 13678, 16408, 19540, 20510, 27356, 34195, 39080, 41020, 54712, 68390, 82040, 136780, 273560, 286261, 572522, 1145044, 1431305, 2003827, 2290088, 2862610, 4007654, 5725220, 8015308, 10019135, 11450440, 16030616, 20038270, 40076540, 80153080]

約数ペア:

[(1, 80153080), (2, 40076540), (4, 20038270), (5, 16030616), (7, 11450440), (8, 10019135), (10, 8015308), (14, 5725220), (20, 4007654), (28, 2862610), (35, 2290088), (40, 2003827), (56, 1431305), (70, 1145044), (140, 572522), (280, 286261), (293, 273560), (586, 136780), (977, 82040), (1172, 68390), (1465, 54712), (1954, 41020), (2051, 39080), (2344, 34195), (2930, 27356), (3908, 20510), (4102, 19540), (4885, 16408), (5860, 13678), (6839, 11720), (7816, 10255), (8204, 9770)]