207171320

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{62401}}^1$

素因数の和:62495

約数の個数: 32

約数和(自身を含む): 471759120

約数和(自身を除く): 264587800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 62401, 124802, 249604, 312005, 499208, 624010, 1248020, 2496040, 5179283, 10358566, 20717132, 25896415, 41434264, 51792830, 103585660, 207171320]

約数ペア:

[(1, 207171320), (2, 103585660), (4, 51792830), (5, 41434264), (8, 25896415), (10, 20717132), (20, 10358566), (40, 5179283), (83, 2496040), (166, 1248020), (332, 624010), (415, 499208), (664, 312005), (830, 249604), (1660, 124802), (3320, 62401)]