487953125

素因数分解:

$5^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:225

約数の個数: 56

約数和(自身を含む): 708740928

約数和(自身を除く): 220787803

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 167, 187, 275, 425, 625, 835, 935, 1375, 1837, 2125, 2839, 3125, 4175, 4675, 6875, 9185, 10625, 14195, 15625, 20875, 23375, 31229, 34375, 45925, 53125, 70975, 104375, 116875, 156145, 171875, 229625, 265625, 354875, 521875, 584375, 780725, 1148125, 1774375, 2609375, 2921875, 3903625, 5740625, 8871875, 19518125, 28703125, 44359375, 97590625, 487953125]

約数ペア:

[(1, 487953125), (5, 97590625), (11, 44359375), (17, 28703125), (25, 19518125), (55, 8871875), (85, 5740625), (125, 3903625), (167, 2921875), (187, 2609375), (275, 1774375), (425, 1148125), (625, 780725), (835, 584375), (935, 521875), (1375, 354875), (1837, 265625), (2125, 229625), (2839, 171875), (3125, 156145), (4175, 116875), (4675, 104375), (6875, 70975), (9185, 53125), (10625, 45925), (14195, 34375), (15625, 31229), (20875, 23375)]