320792100080

素因数分解:

$2^4\times 5^1\times {\mathrm{4009901251}}^1$

素因数の和:4009901264

約数の個数: 20

約数和(自身を含む): 745841632872

約数和(自身を除く): 425049532792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4009901251, 8019802502, 16039605004, 20049506255, 32079210008, 40099012510, 64158420016, 80198025020, 160396050040, 320792100080]

約数ペア:

[(1, 320792100080), (2, 160396050040), (4, 80198025020), (5, 64158420016), (8, 40099012510), (10, 32079210008), (16, 20049506255), (20, 16039605004), (40, 8019802502), (80, 4009901251)]