81794164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 159626880

約数和(自身を除く): 77832716

約数列:

[1, 2, 4, 19, 23, 38, 46, 73, 76, 92, 146, 292, 437, 641, 874, 1282, 1387, 1679, 1748, 2564, 2774, 3358, 5548, 6716, 12179, 14743, 24358, 29486, 31901, 46793, 48716, 58972, 63802, 93586, 127604, 187172, 280117, 560234, 889067, 1076239, 1120468, 1778134, 2152478, 3556268, 4304956, 20448541, 40897082, 81794164]

約数ペア:

[(1, 81794164), (2, 40897082), (4, 20448541), (19, 4304956), (23, 3556268), (38, 2152478), (46, 1778134), (73, 1120468), (76, 1076239), (92, 889067), (146, 560234), (292, 280117), (437, 187172), (641, 127604), (874, 93586), (1282, 63802), (1387, 58972), (1679, 48716), (1748, 46793), (2564, 31901), (2774, 29486), (3358, 24358), (5548, 14743), (6716, 12179)]