249689488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{2591}}^1$

素因数の和:2935

約数の個数: 40

約数和(自身を含む): 511038720

約数和(自身を除く): 261349232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 317, 634, 1268, 2536, 2591, 5072, 5182, 6023, 10364, 12046, 20728, 24092, 41456, 48184, 49229, 96368, 98458, 196916, 393832, 787664, 821347, 1642694, 3285388, 6570776, 13141552, 15605593, 31211186, 62422372, 124844744, 249689488]

約数ペア:

[(1, 249689488), (2, 124844744), (4, 62422372), (8, 31211186), (16, 15605593), (19, 13141552), (38, 6570776), (76, 3285388), (152, 1642694), (304, 821347), (317, 787664), (634, 393832), (1268, 196916), (2536, 98458), (2591, 96368), (5072, 49229), (5182, 48184), (6023, 41456), (10364, 24092), (12046, 20728)]