1256221264

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{733}}^1$

素因数の和:884

約数の個数: 80

約数和(自身を含む): 2595048192

約数和(自身を除く): 1338826928

約数列:

[1, 2, 4, 8, 16, 43, 47, 53, 86, 94, 106, 172, 188, 212, 344, 376, 424, 688, 733, 752, 848, 1466, 2021, 2279, 2491, 2932, 4042, 4558, 4982, 5864, 8084, 9116, 9964, 11728, 16168, 18232, 19928, 31519, 32336, 34451, 36464, 38849, 39856, 63038, 68902, 77698, 107113, 126076, 137804, 155396, 214226, 252152, 275608, 310792, 428452, 504304, 551216, 621584, 856904, 1481393, 1670507, 1713808, 1825903, 2962786, 3341014, 3651806, 5925572, 6682028, 7303612, 11851144, 13364056, 14607224, 23702288, 26728112, 29214448, 78513829, 157027658, 314055316, 628110632, 1256221264]

約数ペア:

[(1, 1256221264), (2, 628110632), (4, 314055316), (8, 157027658), (16, 78513829), (43, 29214448), (47, 26728112), (53, 23702288), (86, 14607224), (94, 13364056), (106, 11851144), (172, 7303612), (188, 6682028), (212, 5925572), (344, 3651806), (376, 3341014), (424, 2962786), (688, 1825903), (733, 1713808), (752, 1670507), (848, 1481393), (1466, 856904), (2021, 621584), (2279, 551216), (2491, 504304), (2932, 428452), (4042, 310792), (4558, 275608), (4982, 252152), (5864, 214226), (8084, 155396), (9116, 137804), (9964, 126076), (11728, 107113), (16168, 77698), (18232, 68902), (19928, 63038), (31519, 39856), (32336, 38849), (34451, 36464)]