80865370

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{1039}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 149909760

約数和(自身を除く): 69044390

約数列:

[1, 2, 5, 10, 43, 86, 181, 215, 362, 430, 905, 1039, 1810, 2078, 5195, 7783, 10390, 15566, 38915, 44677, 77830, 89354, 188059, 223385, 376118, 446770, 940295, 1880590, 8086537, 16173074, 40432685, 80865370]

約数ペア:

[(1, 80865370), (2, 40432685), (5, 16173074), (10, 8086537), (43, 1880590), (86, 940295), (181, 446770), (215, 376118), (362, 223385), (430, 188059), (905, 89354), (1039, 77830), (1810, 44677), (2078, 38915), (5195, 15566), (7783, 10390)]