124884804560

素因数分解:

$2^4\times 5^1\times {\mathrm{1561060057}}^1$

素因数の和:1561060070

約数の個数: 20

約数和(自身を含む): 290357170788

約数和(自身を除く): 165472366228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1561060057, 3122120114, 6244240228, 7805300285, 12488480456, 15610600570, 24976960912, 31221201140, 62442402280, 124884804560]

約数ペア:

[(1, 124884804560), (2, 62442402280), (4, 31221201140), (5, 24976960912), (8, 15610600570), (10, 12488480456), (16, 7805300285), (20, 6244240228), (40, 3122120114), (80, 1561060057)]