264514272010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2687}}^1\times {\mathrm{12637}}^1$

素因数の和:15391

約数の個数: 64

約数和(自身を含む): 513640673280

約数和(自身を除く): 249126401270

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 2687, 3895, 5374, 7790, 12637, 13435, 25274, 26870, 51053, 63185, 102106, 110167, 126370, 220334, 240103, 255265, 480206, 510530, 518117, 550835, 1036234, 1101670, 1200515, 2093173, 2401030, 2590585, 4186346, 5181170, 9844223, 10465865, 19688446, 20931730, 33955619, 49221115, 67911238, 98442230, 169778095, 339556190, 645156761, 1290313522, 1392180379, 2784360758, 3225783805, 6451567610, 6960901895, 13921803790, 26451427201, 52902854402, 132257136005, 264514272010]

約数ペア:

[(1, 264514272010), (2, 132257136005), (5, 52902854402), (10, 26451427201), (19, 13921803790), (38, 6960901895), (41, 6451567610), (82, 3225783805), (95, 2784360758), (190, 1392180379), (205, 1290313522), (410, 645156761), (779, 339556190), (1558, 169778095), (2687, 98442230), (3895, 67911238), (5374, 49221115), (7790, 33955619), (12637, 20931730), (13435, 19688446), (25274, 10465865), (26870, 9844223), (51053, 5181170), (63185, 4186346), (102106, 2590585), (110167, 2401030), (126370, 2093173), (220334, 1200515), (240103, 1101670), (255265, 1036234), (480206, 550835), (510530, 518117)]