71435380

素因数分解:

$2^2\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{2797}}^1$

素因数の和:4083

約数の個数: 24

約数和(自身を含む): 150185448

約数和(自身を除く): 78750068

約数列:

[1, 2, 4, 5, 10, 20, 1277, 2554, 2797, 5108, 5594, 6385, 11188, 12770, 13985, 25540, 27970, 55940, 3571769, 7143538, 14287076, 17858845, 35717690, 71435380]

約数ペア:

[(1, 71435380), (2, 35717690), (4, 17858845), (5, 14287076), (10, 7143538), (20, 3571769), (1277, 55940), (2554, 27970), (2797, 25540), (5108, 13985), (5594, 12770), (6385, 11188)]