71461490

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 132366960

約数和(自身を除く): 60905470

約数列:

[1, 2, 5, 10, 53, 106, 109, 218, 265, 530, 545, 1090, 1237, 2474, 5777, 6185, 11554, 12370, 28885, 57770, 65561, 131122, 134833, 269666, 327805, 655610, 674165, 1348330, 7146149, 14292298, 35730745, 71461490]

約数ペア:

[(1, 71461490), (2, 35730745), (5, 14292298), (10, 7146149), (53, 1348330), (106, 674165), (109, 655610), (218, 327805), (265, 269666), (530, 134833), (545, 131122), (1090, 65561), (1237, 57770), (2474, 28885), (5777, 12370), (6185, 11554)]