49869640

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{12853}}^1$

素因数の和:12961

約数の個数: 32

約数和(自身を含む): 113372280

約数和(自身を除く): 63502640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 12853, 25706, 51412, 64265, 102824, 128530, 257060, 514120, 1246741, 2493482, 4986964, 6233705, 9973928, 12467410, 24934820, 49869640]

約数ペア:

[(1, 49869640), (2, 24934820), (4, 12467410), (5, 9973928), (8, 6233705), (10, 4986964), (20, 2493482), (40, 1246741), (97, 514120), (194, 257060), (388, 128530), (485, 102824), (776, 64265), (970, 51412), (1940, 25706), (3880, 12853)]