81796190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{166931}}^1$

素因数の和:166952

約数の個数: 24

約数和(自身を含む): 171272232

約数和(自身を除く): 89476042

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 166931, 333862, 834655, 1168517, 1669310, 2337034, 5842585, 8179619, 11685170, 16359238, 40898095, 81796190]

約数ペア:

[(1, 81796190), (2, 40898095), (5, 16359238), (7, 11685170), (10, 8179619), (14, 5842585), (35, 2337034), (49, 1669310), (70, 1168517), (98, 834655), (245, 333862), (490, 166931)]