128210950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1217}}^1$

素因数の和:1286

約数の個数: 72

約数和(自身を含む): 284091192

約数和(自身を除く): 155880242

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 49, 50, 70, 86, 98, 175, 215, 245, 301, 350, 430, 490, 602, 1075, 1217, 1225, 1505, 2107, 2150, 2434, 2450, 3010, 4214, 6085, 7525, 8519, 10535, 12170, 15050, 17038, 21070, 30425, 42595, 52331, 52675, 59633, 60850, 85190, 104662, 105350, 119266, 212975, 261655, 298165, 366317, 425950, 523310, 596330, 732634, 1308275, 1490825, 1831585, 2564219, 2616550, 2981650, 3663170, 5128438, 9157925, 12821095, 18315850, 25642190, 64105475, 128210950]

約数ペア:

[(1, 128210950), (2, 64105475), (5, 25642190), (7, 18315850), (10, 12821095), (14, 9157925), (25, 5128438), (35, 3663170), (43, 2981650), (49, 2616550), (50, 2564219), (70, 1831585), (86, 1490825), (98, 1308275), (175, 732634), (215, 596330), (245, 523310), (301, 425950), (350, 366317), (430, 298165), (490, 261655), (602, 212975), (1075, 119266), (1217, 105350), (1225, 104662), (1505, 85190), (2107, 60850), (2150, 59633), (2434, 52675), (2450, 52331), (3010, 42595), (4214, 30425), (6085, 21070), (7525, 17038), (8519, 15050), (10535, 12170)]