55715960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1200

約数の個数: 64

約数和(自身を含む): 132818400

約数和(自身を除く): 77102440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 580, 860, 1117, 1160, 1247, 1720, 2234, 2494, 4468, 4988, 5585, 6235, 8936, 9976, 11170, 12470, 22340, 24940, 32393, 44680, 48031, 49880, 64786, 96062, 129572, 161965, 192124, 240155, 259144, 323930, 384248, 480310, 647860, 960620, 1295720, 1392899, 1921240, 2785798, 5571596, 6964495, 11143192, 13928990, 27857980, 55715960]

約数ペア:

[(1, 55715960), (2, 27857980), (4, 13928990), (5, 11143192), (8, 6964495), (10, 5571596), (20, 2785798), (29, 1921240), (40, 1392899), (43, 1295720), (58, 960620), (86, 647860), (116, 480310), (145, 384248), (172, 323930), (215, 259144), (232, 240155), (290, 192124), (344, 161965), (430, 129572), (580, 96062), (860, 64786), (1117, 49880), (1160, 48031), (1247, 44680), (1720, 32393), (2234, 24940), (2494, 22340), (4468, 12470), (4988, 11170), (5585, 9976), (6235, 8936)]