47272225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1889}}^1$

素因数の和:1930

約数の個数: 48

約数和(自身を含む): 78744960

約数和(自身を除く): 31472735

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 715, 1001, 1889, 1925, 2275, 3575, 5005, 9445, 13223, 20779, 24557, 25025, 47225, 66115, 103895, 122785, 145453, 171899, 270127, 330575, 519475, 613925, 727265, 859495, 1350635, 1890889, 3636325, 4297475, 6753175, 9454445, 47272225]

約数ペア:

[(1, 47272225), (5, 9454445), (7, 6753175), (11, 4297475), (13, 3636325), (25, 1890889), (35, 1350635), (55, 859495), (65, 727265), (77, 613925), (91, 519475), (143, 330575), (175, 270127), (275, 171899), (325, 145453), (385, 122785), (455, 103895), (715, 66115), (1001, 47225), (1889, 25025), (1925, 24557), (2275, 20779), (3575, 13223), (5005, 9445)]