66308008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 140152320

約数和(自身を除く): 73844312

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 131, 157, 248, 262, 314, 403, 524, 628, 806, 1048, 1256, 1612, 1703, 2041, 3224, 3406, 4061, 4082, 4867, 6812, 8122, 8164, 9734, 13624, 16244, 16328, 19468, 20567, 32488, 38936, 41134, 52793, 63271, 82268, 105586, 126542, 164536, 211172, 253084, 267371, 422344, 506168, 534742, 637577, 1069484, 1275154, 2138968, 2550308, 5100616, 8288501, 16577002, 33154004, 66308008]

約数ペア:

[(1, 66308008), (2, 33154004), (4, 16577002), (8, 8288501), (13, 5100616), (26, 2550308), (31, 2138968), (52, 1275154), (62, 1069484), (104, 637577), (124, 534742), (131, 506168), (157, 422344), (248, 267371), (262, 253084), (314, 211172), (403, 164536), (524, 126542), (628, 105586), (806, 82268), (1048, 63271), (1256, 52793), (1612, 41134), (1703, 38936), (2041, 32488), (3224, 20567), (3406, 19468), (4061, 16328), (4082, 16244), (4867, 13624), (6812, 9734), (8122, 8164)]