65958625

素因数分解:

$5^3\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 85662720

約数和(自身を除く): 19704095

約数列:

[1, 5, 25, 47, 103, 109, 125, 235, 515, 545, 1175, 2575, 2725, 4841, 5123, 5875, 11227, 12875, 13625, 24205, 25615, 56135, 121025, 128075, 280675, 527669, 605125, 640375, 1403375, 2638345, 13191725, 65958625]

約数ペア:

[(1, 65958625), (5, 13191725), (25, 2638345), (47, 1403375), (103, 640375), (109, 605125), (125, 527669), (235, 280675), (515, 128075), (545, 121025), (1175, 56135), (2575, 25615), (2725, 24205), (4841, 13625), (5123, 12875), (5875, 11227)]