71286020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{274177}}^1$

素因数の和:274199

約数の個数: 24

約数和(自身を含む): 161216664

約数和(自身を除く): 89930644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 274177, 548354, 1096708, 1370885, 2741770, 3564301, 5483540, 7128602, 14257204, 17821505, 35643010, 71286020]

約数ペア:

[(1, 71286020), (2, 35643010), (4, 17821505), (5, 14257204), (10, 7128602), (13, 5483540), (20, 3564301), (26, 2741770), (52, 1370885), (65, 1096708), (130, 548354), (260, 274177)]