67555540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{259829}}^1$

素因数の和:259851

約数の個数: 24

約数和(自身を含む): 152780040

約数和(自身を除く): 85224500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 259829, 519658, 1039316, 1299145, 2598290, 3377777, 5196580, 6755554, 13511108, 16888885, 33777770, 67555540]

約数ペア:

[(1, 67555540), (2, 33777770), (4, 16888885), (5, 13511108), (10, 6755554), (13, 5196580), (20, 3377777), (26, 2598290), (52, 1299145), (65, 1039316), (130, 519658), (260, 259829)]