20161425550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{5591}}^1\times {\mathrm{10303}}^1$

素因数の和:15913

約数の個数: 48

約数和(自身を含む): 42869256192

約数和(自身を除く): 22707830642

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 5591, 10303, 11182, 20606, 27955, 39137, 51515, 55910, 72121, 78274, 103030, 139775, 144242, 195685, 257575, 279550, 360605, 391370, 515150, 721210, 978425, 1803025, 1956850, 3606050, 57604073, 115208146, 288020365, 403228511, 576040730, 806457022, 1440101825, 2016142555, 2880203650, 4032285110, 10080712775, 20161425550]

約数ペア:

[(1, 20161425550), (2, 10080712775), (5, 4032285110), (7, 2880203650), (10, 2016142555), (14, 1440101825), (25, 806457022), (35, 576040730), (50, 403228511), (70, 288020365), (175, 115208146), (350, 57604073), (5591, 3606050), (10303, 1956850), (11182, 1803025), (20606, 978425), (27955, 721210), (39137, 515150), (51515, 391370), (55910, 360605), (72121, 279550), (78274, 257575), (103030, 195685), (139775, 144242)]