245626160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2293}}^1$

素因数の和:2422

約数の個数: 80

約数和(自身を含む): 621251904

約数和(自身を除く): 375625744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 130, 206, 208, 260, 412, 515, 520, 824, 1030, 1040, 1339, 1648, 2060, 2293, 2678, 4120, 4586, 5356, 6695, 8240, 9172, 10712, 11465, 13390, 18344, 21424, 22930, 26780, 29809, 36688, 45860, 53560, 59618, 91720, 107120, 119236, 149045, 183440, 236179, 238472, 298090, 472358, 476944, 596180, 944716, 1180895, 1192360, 1889432, 2361790, 2384720, 3070327, 3778864, 4723580, 6140654, 9447160, 12281308, 15351635, 18894320, 24562616, 30703270, 49125232, 61406540, 122813080, 245626160]

約数ペア:

[(1, 245626160), (2, 122813080), (4, 61406540), (5, 49125232), (8, 30703270), (10, 24562616), (13, 18894320), (16, 15351635), (20, 12281308), (26, 9447160), (40, 6140654), (52, 4723580), (65, 3778864), (80, 3070327), (103, 2384720), (104, 2361790), (130, 1889432), (206, 1192360), (208, 1180895), (260, 944716), (412, 596180), (515, 476944), (520, 472358), (824, 298090), (1030, 238472), (1040, 236179), (1339, 183440), (1648, 149045), (2060, 119236), (2293, 107120), (2678, 91720), (4120, 59618), (4586, 53560), (5356, 45860), (6695, 36688), (8240, 29809), (9172, 26780), (10712, 22930), (11465, 21424), (13390, 18344)]