83397788680

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1223}}^1\times {\mathrm{16879}}^1$

素因数の和:18214

約数の個数: 64

約数和(自身を含む): 189669081600

約数和(自身を除く): 106271292920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1223, 2020, 2446, 4040, 4892, 6115, 9784, 12230, 16879, 24460, 33758, 48920, 67516, 84395, 123523, 135032, 168790, 247046, 337580, 494092, 617615, 675160, 988184, 1235230, 1704779, 2470460, 3409558, 4940920, 6819116, 8523895, 13638232, 17047790, 20643017, 34095580, 41286034, 68191160, 82572068, 103215085, 165144136, 206430170, 412860340, 825720680, 2084944717, 4169889434, 8339778868, 10424723585, 16679557736, 20849447170, 41698894340, 83397788680]

約数ペア:

[(1, 83397788680), (2, 41698894340), (4, 20849447170), (5, 16679557736), (8, 10424723585), (10, 8339778868), (20, 4169889434), (40, 2084944717), (101, 825720680), (202, 412860340), (404, 206430170), (505, 165144136), (808, 103215085), (1010, 82572068), (1223, 68191160), (2020, 41286034), (2446, 34095580), (4040, 20643017), (4892, 17047790), (6115, 13638232), (9784, 8523895), (12230, 6819116), (16879, 4940920), (24460, 3409558), (33758, 2470460), (48920, 1704779), (67516, 1235230), (84395, 988184), (123523, 675160), (135032, 617615), (168790, 494092), (247046, 337580)]