2780110958590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{9521}}^1\times {\mathrm{40499}}^1$

素因数の和:50137

約数の個数: 64

約数和(自身を含む): 5775359616000

約数和(自身を除く): 2995248657410

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 3605, 7210, 9521, 19042, 40499, 47605, 66647, 80998, 95210, 133294, 202495, 283493, 333235, 404990, 566986, 666470, 980663, 1417465, 1961326, 2834930, 4171397, 4903315, 6864641, 8342794, 9806630, 13729282, 20856985, 29199779, 34323205, 41713970, 58399558, 68646410, 145998895, 291997790, 385590979, 771181958, 1927954895, 2699136853, 3855909790, 5398273706, 13495684265, 26991368530, 39715870837, 79431741674, 198579354185, 278011095859, 397158708370, 556022191718, 1390055479295, 2780110958590]

約数ペア:

[(1, 2780110958590), (2, 1390055479295), (5, 556022191718), (7, 397158708370), (10, 278011095859), (14, 198579354185), (35, 79431741674), (70, 39715870837), (103, 26991368530), (206, 13495684265), (515, 5398273706), (721, 3855909790), (1030, 2699136853), (1442, 1927954895), (3605, 771181958), (7210, 385590979), (9521, 291997790), (19042, 145998895), (40499, 68646410), (47605, 58399558), (66647, 41713970), (80998, 34323205), (95210, 29199779), (133294, 20856985), (202495, 13729282), (283493, 9806630), (333235, 8342794), (404990, 6864641), (566986, 4903315), (666470, 4171397), (980663, 2834930), (1417465, 1961326)]