65160080

素因数分解:

$2^4\times 5^1\times {\mathrm{814501}}^1$

素因数の和:814514

約数の個数: 20

約数和(自身を含む): 151497372

約数和(自身を除く): 86337292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 814501, 1629002, 3258004, 4072505, 6516008, 8145010, 13032016, 16290020, 32580040, 65160080]

約数ペア:

[(1, 65160080), (2, 32580040), (4, 16290020), (5, 13032016), (8, 8145010), (10, 6516008), (16, 4072505), (20, 3258004), (40, 1629002), (80, 814501)]