66469360

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{12401}}^1$

素因数の和:12481

約数の個数: 40

約数和(自身を含む): 156860496

約数和(自身を除く): 90391136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 12401, 24802, 49604, 62005, 99208, 124010, 198416, 248020, 496040, 830867, 992080, 1661734, 3323468, 4154335, 6646936, 8308670, 13293872, 16617340, 33234680, 66469360]

約数ペア:

[(1, 66469360), (2, 33234680), (4, 16617340), (5, 13293872), (8, 8308670), (10, 6646936), (16, 4154335), (20, 3323468), (40, 1661734), (67, 992080), (80, 830867), (134, 496040), (268, 248020), (335, 198416), (536, 124010), (670, 99208), (1072, 62005), (1340, 49604), (2680, 24802), (5360, 12401)]