248680367008

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{409639}}^1$

素因数の和:410021

約数の個数: 48

約数和(自身を含む): 499216798080

約数和(自身を除く): 250536431072

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 311, 488, 622, 976, 1244, 1952, 2488, 4976, 9952, 18971, 37942, 75884, 151768, 303536, 409639, 607072, 819278, 1638556, 3277112, 6554224, 13108448, 24987979, 49975958, 99951916, 127397729, 199903832, 254795458, 399807664, 509590916, 799615328, 1019181832, 2038363664, 4076727328, 7771261469, 15542522938, 31085045876, 62170091752, 124340183504, 248680367008]

約数ペア:

[(1, 248680367008), (2, 124340183504), (4, 62170091752), (8, 31085045876), (16, 15542522938), (32, 7771261469), (61, 4076727328), (122, 2038363664), (244, 1019181832), (311, 799615328), (488, 509590916), (622, 399807664), (976, 254795458), (1244, 199903832), (1952, 127397729), (2488, 99951916), (4976, 49975958), (9952, 24987979), (18971, 13108448), (37942, 6554224), (75884, 3277112), (151768, 1638556), (303536, 819278), (409639, 607072)]