51314940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2939}}^1$

素因数の和:3051

約数の個数: 72

約数和(自身を含む): 157313520

約数和(自身を除く): 105998580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 2939, 3492, 4365, 5820, 5878, 8730, 8817, 11756, 14695, 17460, 17634, 26451, 29390, 35268, 44085, 52902, 58780, 88170, 105804, 132255, 176340, 264510, 285083, 529020, 570166, 855249, 1140332, 1425415, 1710498, 2565747, 2850830, 3420996, 4276245, 5131494, 5701660, 8552490, 10262988, 12828735, 17104980, 25657470, 51314940]

約数ペア:

[(1, 51314940), (2, 25657470), (3, 17104980), (4, 12828735), (5, 10262988), (6, 8552490), (9, 5701660), (10, 5131494), (12, 4276245), (15, 3420996), (18, 2850830), (20, 2565747), (30, 1710498), (36, 1425415), (45, 1140332), (60, 855249), (90, 570166), (97, 529020), (180, 285083), (194, 264510), (291, 176340), (388, 132255), (485, 105804), (582, 88170), (873, 58780), (970, 52902), (1164, 44085), (1455, 35268), (1746, 29390), (1940, 26451), (2910, 17634), (2939, 17460), (3492, 14695), (4365, 11756), (5820, 8817), (5878, 8730)]