51320088940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2647}}^1\times {\mathrm{31271}}^1$

素因数の和:33958

約数の個数: 48

約数和(自身を含む): 111294296064

約数和(自身を除く): 59974207124

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2647, 5294, 10588, 13235, 26470, 31271, 52940, 62542, 82057, 125084, 156355, 164114, 312710, 328228, 410285, 625420, 820570, 969401, 1641140, 1938802, 3877604, 4847005, 9694010, 19388020, 82774337, 165548674, 331097348, 413871685, 827743370, 1655486740, 2566004447, 5132008894, 10264017788, 12830022235, 25660044470, 51320088940]

約数ペア:

[(1, 51320088940), (2, 25660044470), (4, 12830022235), (5, 10264017788), (10, 5132008894), (20, 2566004447), (31, 1655486740), (62, 827743370), (124, 413871685), (155, 331097348), (310, 165548674), (620, 82774337), (2647, 19388020), (5294, 9694010), (10588, 4847005), (13235, 3877604), (26470, 1938802), (31271, 1641140), (52940, 969401), (62542, 820570), (82057, 625420), (125084, 410285), (156355, 328228), (164114, 312710)]