222531325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20369}}^1$

素因数の和:20421

約数の個数: 24

約数和(自身を含む): 303105600

約数和(自身を除く): 80574275

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 2185, 10925, 20369, 101845, 387011, 468487, 509225, 1935055, 2342435, 8901253, 9675275, 11712175, 44506265, 222531325]

約数ペア:

[(1, 222531325), (5, 44506265), (19, 11712175), (23, 9675275), (25, 8901253), (95, 2342435), (115, 1935055), (437, 509225), (475, 468487), (575, 387011), (2185, 101845), (10925, 20369)]