66409970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{26249}}^1$

素因数の和:26290

約数の個数: 32

約数和(自身を含む): 136080000

約数和(自身を除く): 69670030

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 26249, 52498, 131245, 262490, 288739, 577478, 603727, 1207454, 1443695, 2887390, 3018635, 6037270, 6640997, 13281994, 33204985, 66409970]

約数ペア:

[(1, 66409970), (2, 33204985), (5, 13281994), (10, 6640997), (11, 6037270), (22, 3018635), (23, 2887390), (46, 1443695), (55, 1207454), (110, 603727), (115, 577478), (230, 288739), (253, 262490), (506, 131245), (1265, 52498), (2530, 26249)]