71369380

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{11257}}^1$

素因数の和:11583

約数の個数: 24

約数和(自身を含む): 150361848

約数和(自身を除く): 78992468

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 11257, 22514, 45028, 56285, 112570, 225140, 3568469, 7136938, 14273876, 17842345, 35684690, 71369380]

約数ペア:

[(1, 71369380), (2, 35684690), (4, 17842345), (5, 14273876), (10, 7136938), (20, 3568469), (317, 225140), (634, 112570), (1268, 56285), (1585, 45028), (3170, 22514), (6340, 11257)]