51328980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{285161}}^1$

素因数の和:285176

約数の個数: 36

約数和(自身を含む): 155698452

約数和(自身を除く): 104369472

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 285161, 570322, 855483, 1140644, 1425805, 1710966, 2566449, 2851610, 3421932, 4277415, 5132898, 5703220, 8554830, 10265796, 12832245, 17109660, 25664490, 51328980]

約数ペア:

[(1, 51328980), (2, 25664490), (3, 17109660), (4, 12832245), (5, 10265796), (6, 8554830), (9, 5703220), (10, 5132898), (12, 4277415), (15, 3421932), (18, 2851610), (20, 2566449), (30, 1710966), (36, 1425805), (45, 1140644), (60, 855483), (90, 570322), (180, 285161)]