2055565550

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{11519}}^1$

素因数の和:11657

約数の個数: 48

約数和(自身を含む): 3959746560

約数和(自身を除く): 1904181010

約数列:

[1, 2, 5, 10, 25, 43, 50, 83, 86, 166, 215, 415, 430, 830, 1075, 2075, 2150, 3569, 4150, 7138, 11519, 17845, 23038, 35690, 57595, 89225, 115190, 178450, 287975, 495317, 575950, 956077, 990634, 1912154, 2476585, 4780385, 4953170, 9560770, 12382925, 23901925, 24765850, 41111311, 47803850, 82222622, 205556555, 411113110, 1027782775, 2055565550]

約数ペア:

[(1, 2055565550), (2, 1027782775), (5, 411113110), (10, 205556555), (25, 82222622), (43, 47803850), (50, 41111311), (83, 24765850), (86, 23901925), (166, 12382925), (215, 9560770), (415, 4953170), (430, 4780385), (830, 2476585), (1075, 1912154), (2075, 990634), (2150, 956077), (3569, 575950), (4150, 495317), (7138, 287975), (11519, 178450), (17845, 115190), (23038, 89225), (35690, 57595)]