67184780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{258403}}^1$

素因数の和:258425

約数の個数: 24

約数和(自身を含む): 151941552

約数和(自身を除く): 84756772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 258403, 516806, 1033612, 1292015, 2584030, 3359239, 5168060, 6718478, 13436956, 16796195, 33592390, 67184780]

約数ペア:

[(1, 67184780), (2, 33592390), (4, 16796195), (5, 13436956), (10, 6718478), (13, 5168060), (20, 3359239), (26, 2584030), (52, 1292015), (65, 1033612), (130, 516806), (260, 258403)]