20194502600

素因数分解:

$2^3\times 5^2\times {\mathrm{5197}}^1\times {\mathrm{19429}}^1$

素因数の和:24642

約数の個数: 48

約数和(自身を含む): 46963670100

約数和(自身を除く): 26769167500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 5197, 10394, 19429, 20788, 25985, 38858, 41576, 51970, 77716, 97145, 103940, 129925, 155432, 194290, 207880, 259850, 388580, 485725, 519700, 777160, 971450, 1039400, 1942900, 3885800, 100972513, 201945026, 403890052, 504862565, 807780104, 1009725130, 2019450260, 2524312825, 4038900520, 5048625650, 10097251300, 20194502600]

約数ペア:

[(1, 20194502600), (2, 10097251300), (4, 5048625650), (5, 4038900520), (8, 2524312825), (10, 2019450260), (20, 1009725130), (25, 807780104), (40, 504862565), (50, 403890052), (100, 201945026), (200, 100972513), (5197, 3885800), (10394, 1942900), (19429, 1039400), (20788, 971450), (25985, 777160), (38858, 519700), (41576, 485725), (51970, 388580), (77716, 259850), (97145, 207880), (103940, 194290), (129925, 155432)]