198363650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2141}}^1$

素因数の和:2279

約数の個数: 48

約数和(自身を含む): 394427880

約数和(自身を除く): 196064230

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 109, 170, 218, 425, 545, 850, 1090, 1853, 2141, 2725, 3706, 4282, 5450, 9265, 10705, 18530, 21410, 36397, 46325, 53525, 72794, 92650, 107050, 181985, 233369, 363970, 466738, 909925, 1166845, 1819850, 2333690, 3967273, 5834225, 7934546, 11668450, 19836365, 39672730, 99181825, 198363650]

約数ペア:

[(1, 198363650), (2, 99181825), (5, 39672730), (10, 19836365), (17, 11668450), (25, 7934546), (34, 5834225), (50, 3967273), (85, 2333690), (109, 1819850), (170, 1166845), (218, 909925), (425, 466738), (545, 363970), (850, 233369), (1090, 181985), (1853, 107050), (2141, 92650), (2725, 72794), (3706, 53525), (4282, 46325), (5450, 36397), (9265, 21410), (10705, 18530)]