66845900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{907}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 160781376

約数和(自身を除く): 93935476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 67, 100, 110, 134, 220, 268, 275, 335, 550, 670, 737, 907, 1100, 1340, 1474, 1675, 1814, 2948, 3350, 3628, 3685, 4535, 6700, 7370, 9070, 9977, 14740, 18140, 18425, 19954, 22675, 36850, 39908, 45350, 49885, 60769, 73700, 90700, 99770, 121538, 199540, 243076, 249425, 303845, 498850, 607690, 668459, 997700, 1215380, 1336918, 1519225, 2673836, 3038450, 3342295, 6076900, 6684590, 13369180, 16711475, 33422950, 66845900]

約数ペア:

[(1, 66845900), (2, 33422950), (4, 16711475), (5, 13369180), (10, 6684590), (11, 6076900), (20, 3342295), (22, 3038450), (25, 2673836), (44, 1519225), (50, 1336918), (55, 1215380), (67, 997700), (100, 668459), (110, 607690), (134, 498850), (220, 303845), (268, 249425), (275, 243076), (335, 199540), (550, 121538), (670, 99770), (737, 90700), (907, 73700), (1100, 60769), (1340, 49885), (1474, 45350), (1675, 39908), (1814, 36850), (2948, 22675), (3350, 19954), (3628, 18425), (3685, 18140), (4535, 14740), (6700, 9977), (7370, 9070)]