31530656

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 65386440

約数和(自身を除く): 33855784

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 61, 116, 122, 232, 244, 464, 488, 557, 928, 976, 1114, 1769, 1952, 2228, 3538, 4456, 7076, 8912, 14152, 16153, 17824, 28304, 32306, 33977, 56608, 64612, 67954, 129224, 135908, 258448, 271816, 516896, 543632, 985333, 1087264, 1970666, 3941332, 7882664, 15765328, 31530656]

約数ペア:

[(1, 31530656), (2, 15765328), (4, 7882664), (8, 3941332), (16, 1970666), (29, 1087264), (32, 985333), (58, 543632), (61, 516896), (116, 271816), (122, 258448), (232, 135908), (244, 129224), (464, 67954), (488, 64612), (557, 56608), (928, 33977), (976, 32306), (1114, 28304), (1769, 17824), (1952, 16153), (2228, 14152), (3538, 8912), (4456, 7076)]