80081360

素因数分解:

$2^4\times 5^1\times {\mathrm{1001017}}^1$

素因数の和:1001030

約数の個数: 20

約数和(自身を含む): 186189348

約数和(自身を除く): 106107988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1001017, 2002034, 4004068, 5005085, 8008136, 10010170, 16016272, 20020340, 40040680, 80081360]

約数ペア:

[(1, 80081360), (2, 40040680), (4, 20020340), (5, 16016272), (8, 10010170), (10, 8008136), (16, 5005085), (20, 4004068), (40, 2002034), (80, 1001017)]