81012805

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{2017}}^1$

素因数の和:2328

約数の個数: 16

約数和(自身を含む): 100980720

約数和(自身を除く): 19967915

約数列:

[1, 5, 29, 145, 277, 1385, 2017, 8033, 10085, 40165, 58493, 292465, 558709, 2793545, 16202561, 81012805]

約数ペア:

[(1, 81012805), (5, 16202561), (29, 2793545), (145, 558709), (277, 292465), (1385, 58493), (2017, 40165), (8033, 10085)]