28755125

素因数分解:

$5^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 41783040

約数和(自身を除く): 13027915

約数列:

[1, 5, 7, 25, 35, 59, 125, 175, 295, 413, 557, 875, 1475, 2065, 2785, 3899, 7375, 10325, 13925, 19495, 32863, 51625, 69625, 97475, 164315, 230041, 487375, 821575, 1150205, 4107875, 5751025, 28755125]

約数ペア:

[(1, 28755125), (5, 5751025), (7, 4107875), (25, 1150205), (35, 821575), (59, 487375), (125, 230041), (175, 164315), (295, 97475), (413, 69625), (557, 51625), (875, 32863), (1475, 19495), (2065, 13925), (2785, 10325), (3899, 7375)]