51051560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4447}}^1$

素因数の和:4506

約数の個数: 64

約数和(自身を含む): 134507520

約数和(自身を除く): 83455960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 4447, 5740, 8894, 11480, 17788, 22235, 31129, 35576, 44470, 62258, 88940, 124516, 155645, 177880, 182327, 249032, 311290, 364654, 622580, 729308, 911635, 1245160, 1276289, 1458616, 1823270, 2552578, 3646540, 5105156, 6381445, 7293080, 10210312, 12762890, 25525780, 51051560]

約数ペア:

[(1, 51051560), (2, 25525780), (4, 12762890), (5, 10210312), (7, 7293080), (8, 6381445), (10, 5105156), (14, 3646540), (20, 2552578), (28, 1823270), (35, 1458616), (40, 1276289), (41, 1245160), (56, 911635), (70, 729308), (82, 622580), (140, 364654), (164, 311290), (205, 249032), (280, 182327), (287, 177880), (328, 155645), (410, 124516), (574, 88940), (820, 62258), (1148, 44470), (1435, 35576), (1640, 31129), (2296, 22235), (2870, 17788), (4447, 11480), (5740, 8894)]