25212875

素因数分解:

$5^3\times {\mathrm{401}}^1\times {\mathrm{503}}^1$

素因数の和:919

約数の個数: 16

約数和(自身を含む): 31606848

約数和(自身を除く): 6393973

約数列:

[1, 5, 25, 125, 401, 503, 2005, 2515, 10025, 12575, 50125, 62875, 201703, 1008515, 5042575, 25212875]

約数ペア:

[(1, 25212875), (5, 5042575), (25, 1008515), (125, 201703), (401, 62875), (503, 50125), (2005, 12575), (2515, 10025)]