82070840

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{5879}}^1$

素因数の和:6239

約数の個数: 32

約数和(自身を含む): 185220000

約数和(自身を除く): 103149160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 698, 1396, 1745, 2792, 3490, 5879, 6980, 11758, 13960, 23516, 29395, 47032, 58790, 117580, 235160, 2051771, 4103542, 8207084, 10258855, 16414168, 20517710, 41035420, 82070840]

約数ペア:

[(1, 82070840), (2, 41035420), (4, 20517710), (5, 16414168), (8, 10258855), (10, 8207084), (20, 4103542), (40, 2051771), (349, 235160), (698, 117580), (1396, 58790), (1745, 47032), (2792, 29395), (3490, 23516), (5879, 13960), (6980, 11758)]