20176061950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{81701}}^1$

素因数の和:82173

約数の個数: 48

約数和(自身を含む): 41030744400

約数和(自身を除く): 20854682450

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 449, 550, 898, 2245, 4490, 4939, 9878, 11225, 22450, 24695, 49390, 81701, 123475, 163402, 246950, 408505, 817010, 898711, 1797422, 2042525, 4085050, 4493555, 8987110, 22467775, 36683749, 44935550, 73367498, 183418745, 366837490, 403521239, 807042478, 917093725, 1834187450, 2017606195, 4035212390, 10088030975, 20176061950]

約数ペア:

[(1, 20176061950), (2, 10088030975), (5, 4035212390), (10, 2017606195), (11, 1834187450), (22, 917093725), (25, 807042478), (50, 403521239), (55, 366837490), (110, 183418745), (275, 73367498), (449, 44935550), (550, 36683749), (898, 22467775), (2245, 8987110), (4490, 4493555), (4939, 4085050), (9878, 2042525), (11225, 1797422), (22450, 898711), (24695, 817010), (49390, 408505), (81701, 246950), (123475, 163402)]