25290045

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2689}}^1$

素因数の和:2730

約数の個数: 48

約数和(自身を含む): 50356800

約数和(自身を除く): 25066755

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 2689, 3135, 8067, 9405, 13445, 24201, 29579, 40335, 51091, 88737, 121005, 147895, 153273, 255455, 266211, 443685, 459819, 562001, 766365, 1331055, 1686003, 2299095, 2810005, 5058009, 8430015, 25290045]

約数ペア:

[(1, 25290045), (3, 8430015), (5, 5058009), (9, 2810005), (11, 2299095), (15, 1686003), (19, 1331055), (33, 766365), (45, 562001), (55, 459819), (57, 443685), (95, 266211), (99, 255455), (165, 153273), (171, 147895), (209, 121005), (285, 88737), (495, 51091), (627, 40335), (855, 29579), (1045, 24201), (1881, 13445), (2689, 9405), (3135, 8067)]