87806120

素因数分解:

$2^3\times 5^1\times {\mathrm{613}}^1\times {\mathrm{3581}}^1$

素因数の和:4205

約数の個数: 32

約数和(自身を含む): 197941320

約数和(自身を除く): 110135200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 613, 1226, 2452, 3065, 3581, 4904, 6130, 7162, 12260, 14324, 17905, 24520, 28648, 35810, 71620, 143240, 2195153, 4390306, 8780612, 10975765, 17561224, 21951530, 43903060, 87806120]

約数ペア:

[(1, 87806120), (2, 43903060), (4, 21951530), (5, 17561224), (8, 10975765), (10, 8780612), (20, 4390306), (40, 2195153), (613, 143240), (1226, 71620), (2452, 35810), (3065, 28648), (3581, 24520), (4904, 17905), (6130, 14324), (7162, 12260)]