8905325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 13499136

約数和(自身を除く): 4593811

約数列:

[1, 5, 11, 13, 25, 47, 53, 55, 65, 143, 235, 265, 275, 325, 517, 583, 611, 689, 715, 1175, 1325, 2491, 2585, 2915, 3055, 3445, 3575, 6721, 7579, 12455, 12925, 14575, 15275, 17225, 27401, 32383, 33605, 37895, 62275, 137005, 161915, 168025, 189475, 356213, 685025, 809575, 1781065, 8905325]

約数ペア:

[(1, 8905325), (5, 1781065), (11, 809575), (13, 685025), (25, 356213), (47, 189475), (53, 168025), (55, 161915), (65, 137005), (143, 62275), (235, 37895), (265, 33605), (275, 32383), (325, 27401), (517, 17225), (583, 15275), (611, 14575), (689, 12925), (715, 12455), (1175, 7579), (1325, 6721), (2491, 3575), (2585, 3445), (2915, 3055)]