204874175

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 287553024

約数和(自身を除く): 82678849

約数列:

[1, 5, 11, 25, 47, 55, 121, 131, 235, 275, 517, 605, 655, 1175, 1331, 1441, 2585, 3025, 3275, 5687, 6157, 6655, 7205, 12925, 15851, 28435, 30785, 33275, 36025, 62557, 67727, 79255, 142175, 153925, 174361, 312785, 338635, 396275, 744997, 871805, 1563925, 1693175, 3724985, 4359025, 8194967, 18624925, 40974835, 204874175]

約数ペア:

[(1, 204874175), (5, 40974835), (11, 18624925), (25, 8194967), (47, 4359025), (55, 3724985), (121, 1693175), (131, 1563925), (235, 871805), (275, 744997), (517, 396275), (605, 338635), (655, 312785), (1175, 174361), (1331, 153925), (1441, 142175), (2585, 79255), (3025, 67727), (3275, 62557), (5687, 36025), (6157, 33275), (6655, 30785), (7205, 28435), (12925, 15851)]