5000080

素因数分解:

$2^4\times 5^1\times {\mathrm{62501}}^1$

素因数の和:62514

約数の個数: 20

約数和(自身を含む): 11625372

約数和(自身を除く): 6625292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 62501, 125002, 250004, 312505, 500008, 625010, 1000016, 1250020, 2500040, 5000080]

約数ペア:

[(1, 5000080), (2, 2500040), (4, 1250020), (5, 1000016), (8, 625010), (10, 500008), (16, 312505), (20, 250004), (40, 125002), (80, 62501)]