55772990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{367}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 124637184

約数和(自身を除く): 68864194

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 167, 182, 334, 367, 455, 734, 835, 910, 1169, 1670, 1835, 2171, 2338, 2569, 3670, 4342, 4771, 5138, 5845, 9542, 10855, 11690, 12845, 15197, 21710, 23855, 25690, 30394, 33397, 47710, 61289, 66794, 75985, 122578, 151970, 166985, 306445, 333970, 429023, 612890, 796757, 858046, 1593514, 2145115, 3983785, 4290230, 5577299, 7967570, 11154598, 27886495, 55772990]

約数ペア:

[(1, 55772990), (2, 27886495), (5, 11154598), (7, 7967570), (10, 5577299), (13, 4290230), (14, 3983785), (26, 2145115), (35, 1593514), (65, 858046), (70, 796757), (91, 612890), (130, 429023), (167, 333970), (182, 306445), (334, 166985), (367, 151970), (455, 122578), (734, 75985), (835, 66794), (910, 61289), (1169, 47710), (1670, 33397), (1835, 30394), (2171, 25690), (2338, 23855), (2569, 21710), (3670, 15197), (4342, 12845), (4771, 11690), (5138, 10855), (5845, 9542)]