71855810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{10429}}^1$

素因数の和:10502

約数の個数: 32

約数和(自身を含む): 141931440

約数和(自身を除く): 70075630

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 10429, 20858, 52145, 104290, 135577, 271154, 552737, 677885, 1105474, 1355770, 2763685, 5527370, 7185581, 14371162, 35927905, 71855810]

約数ペア:

[(1, 71855810), (2, 35927905), (5, 14371162), (10, 7185581), (13, 5527370), (26, 2763685), (53, 1355770), (65, 1105474), (106, 677885), (130, 552737), (265, 271154), (530, 135577), (689, 104290), (1378, 52145), (3445, 20858), (6890, 10429)]