201288065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3881}}^1$

素因数の和:3961

約数の個数: 32

約数和(自身を含む): 281740032

約数和(自身を除く): 80451967

約数列:

[1, 5, 11, 23, 41, 55, 115, 205, 253, 451, 943, 1265, 2255, 3881, 4715, 10373, 19405, 42691, 51865, 89263, 159121, 213455, 446315, 795605, 981893, 1750331, 3659783, 4909465, 8751655, 18298915, 40257613, 201288065]

約数ペア:

[(1, 201288065), (5, 40257613), (11, 18298915), (23, 8751655), (41, 4909465), (55, 3659783), (115, 1750331), (205, 981893), (253, 795605), (451, 446315), (943, 213455), (1265, 159121), (2255, 89263), (3881, 51865), (4715, 42691), (10373, 19405)]