80620890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{383909}}^1$

素因数の和:383926

約数の個数: 32

約数和(自身を含む): 221132160

約数和(自身を除く): 140511270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 383909, 767818, 1151727, 1919545, 2303454, 2687363, 3839090, 5374726, 5758635, 8062089, 11517270, 13436815, 16124178, 26873630, 40310445, 80620890]

約数ペア:

[(1, 80620890), (2, 40310445), (3, 26873630), (5, 16124178), (6, 13436815), (7, 11517270), (10, 8062089), (14, 5758635), (15, 5374726), (21, 3839090), (30, 2687363), (35, 2303454), (42, 1919545), (70, 1151727), (105, 767818), (210, 383909)]