66344270

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{557}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 122858208

約数和(自身を除く): 56513938

約数列:

[1, 2, 5, 10, 43, 86, 215, 277, 430, 554, 557, 1114, 1385, 2770, 2785, 5570, 11911, 23822, 23951, 47902, 59555, 119110, 119755, 154289, 239510, 308578, 771445, 1542890, 6634427, 13268854, 33172135, 66344270]

約数ペア:

[(1, 66344270), (2, 33172135), (5, 13268854), (10, 6634427), (43, 1542890), (86, 771445), (215, 308578), (277, 239510), (430, 154289), (554, 119755), (557, 119110), (1114, 59555), (1385, 47902), (2770, 23951), (2785, 23822), (5570, 11911)]