2028125

素因数分解:

$5^5\times {\mathrm{11}}^1\times {\mathrm{59}}^1$

素因数の和:95

約数の個数: 24

約数和(自身を含む): 2812320

約数和(自身を除く): 784195

約数列:

[1, 5, 11, 25, 55, 59, 125, 275, 295, 625, 649, 1375, 1475, 3125, 3245, 6875, 7375, 16225, 34375, 36875, 81125, 184375, 405625, 2028125]

約数ペア:

[(1, 2028125), (5, 405625), (11, 184375), (25, 81125), (55, 36875), (59, 34375), (125, 16225), (275, 7375), (295, 6875), (625, 3245), (649, 3125), (1375, 1475)]