80869825

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 103118400

約数和(自身を除く): 22248575

約数列:

[1, 5, 25, 59, 109, 295, 503, 545, 1475, 2515, 2725, 6431, 12575, 29677, 32155, 54827, 148385, 160775, 274135, 741925, 1370675, 3234793, 16173965, 80869825]

約数ペア:

[(1, 80869825), (5, 16173965), (25, 3234793), (59, 1370675), (109, 741925), (295, 274135), (503, 160775), (545, 148385), (1475, 54827), (2515, 32155), (2725, 29677), (6431, 12575)]