133784180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2131}}^1$

素因数の和:2256

約数の個数: 48

約数和(自身を含む): 291555264

約数和(自身を除く): 157771084

約数列:

[1, 2, 4, 5, 10, 20, 43, 73, 86, 146, 172, 215, 292, 365, 430, 730, 860, 1460, 2131, 3139, 4262, 6278, 8524, 10655, 12556, 15695, 21310, 31390, 42620, 62780, 91633, 155563, 183266, 311126, 366532, 458165, 622252, 777815, 916330, 1555630, 1832660, 3111260, 6689209, 13378418, 26756836, 33446045, 66892090, 133784180]

約数ペア:

[(1, 133784180), (2, 66892090), (4, 33446045), (5, 26756836), (10, 13378418), (20, 6689209), (43, 3111260), (73, 1832660), (86, 1555630), (146, 916330), (172, 777815), (215, 622252), (292, 458165), (365, 366532), (430, 311126), (730, 183266), (860, 155563), (1460, 91633), (2131, 62780), (3139, 42620), (4262, 31390), (6278, 21310), (8524, 15695), (10655, 12556)]