64140525

素因数分解:

$3^3\times 5^2\times {\mathrm{167}}^1\times {\mathrm{569}}^1$

素因数の和:755

約数の個数: 48

約数和(自身を含む): 118742400

約数和(自身を除く): 54601875

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 167, 225, 501, 569, 675, 835, 1503, 1707, 2505, 2845, 4175, 4509, 5121, 7515, 8535, 12525, 14225, 15363, 22545, 25605, 37575, 42675, 76815, 95023, 112725, 128025, 285069, 384075, 475115, 855207, 1425345, 2375575, 2565621, 4276035, 7126725, 12828105, 21380175, 64140525]

約数ペア:

[(1, 64140525), (3, 21380175), (5, 12828105), (9, 7126725), (15, 4276035), (25, 2565621), (27, 2375575), (45, 1425345), (75, 855207), (135, 475115), (167, 384075), (225, 285069), (501, 128025), (569, 112725), (675, 95023), (835, 76815), (1503, 42675), (1707, 37575), (2505, 25605), (2845, 22545), (4175, 15363), (4509, 14225), (5121, 12525), (7515, 8535)]