156780080320

素因数分解:

$2^6\times 5^1\times {\mathrm{489937751}}^1$

素因数の和:489937768

約数の個数: 28

約数和(自身を含む): 373332567024

約数和(自身を除く): 216552486704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 489937751, 979875502, 1959751004, 2449688755, 3919502008, 4899377510, 7839004016, 9798755020, 15678008032, 19597510040, 31356016064, 39195020080, 78390040160, 156780080320]

約数ペア:

[(1, 156780080320), (2, 78390040160), (4, 39195020080), (5, 31356016064), (8, 19597510040), (10, 15678008032), (16, 9798755020), (20, 7839004016), (32, 4899377510), (40, 3919502008), (64, 2449688755), (80, 1959751004), (160, 979875502), (320, 489937751)]