8068725

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 17022720

約数和(自身を除く): 8953995

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 47, 63, 75, 105, 109, 141, 175, 225, 235, 315, 327, 329, 423, 525, 545, 705, 763, 981, 987, 1175, 1575, 1635, 1645, 2115, 2289, 2725, 2961, 3525, 3815, 4905, 4935, 5123, 6867, 8175, 8225, 10575, 11445, 14805, 15369, 19075, 24525, 24675, 25615, 34335, 35861, 46107, 57225, 74025, 76845, 107583, 128075, 171675, 179305, 230535, 322749, 384225, 537915, 896525, 1152675, 1613745, 2689575, 8068725]

約数ペア:

[(1, 8068725), (3, 2689575), (5, 1613745), (7, 1152675), (9, 896525), (15, 537915), (21, 384225), (25, 322749), (35, 230535), (45, 179305), (47, 171675), (63, 128075), (75, 107583), (105, 76845), (109, 74025), (141, 57225), (175, 46107), (225, 35861), (235, 34335), (315, 25615), (327, 24675), (329, 24525), (423, 19075), (525, 15369), (545, 14805), (705, 11445), (763, 10575), (981, 8225), (987, 8175), (1175, 6867), (1575, 5123), (1635, 4935), (1645, 4905), (2115, 3815), (2289, 3525), (2725, 2961)]