79790540

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{25411}}^1$

素因数の和:25577

約数の個数: 24

約数和(自身を含む): 168634032

約数和(自身を除く): 88843492

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 25411, 50822, 101644, 127055, 254110, 508220, 3989527, 7979054, 15958108, 19947635, 39895270, 79790540]

約数ペア:

[(1, 79790540), (2, 39895270), (4, 19947635), (5, 15958108), (10, 7979054), (20, 3989527), (157, 508220), (314, 254110), (628, 127055), (785, 101644), (1570, 50822), (3140, 25411)]