64401190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{131431}}^1$

素因数の和:131452

約数の個数: 24

約数和(自身を含む): 134849232

約数和(自身を除く): 70448042

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 131431, 262862, 657155, 920017, 1314310, 1840034, 4600085, 6440119, 9200170, 12880238, 32200595, 64401190]

約数ペア:

[(1, 64401190), (2, 32200595), (5, 12880238), (7, 9200170), (10, 6440119), (14, 4600085), (35, 1840034), (49, 1314310), (70, 920017), (98, 657155), (245, 262862), (490, 131431)]