165209864

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{8297}}^1$

素因数の和:8453

約数の個数: 32

約数和(自身を含む): 328600800

約数和(自身を除く): 163390936

約数列:

[1, 2, 4, 8, 19, 38, 76, 131, 152, 262, 524, 1048, 2489, 4978, 8297, 9956, 16594, 19912, 33188, 66376, 157643, 315286, 630572, 1086907, 1261144, 2173814, 4347628, 8695256, 20651233, 41302466, 82604932, 165209864]

約数ペア:

[(1, 165209864), (2, 82604932), (4, 41302466), (8, 20651233), (19, 8695256), (38, 4347628), (76, 2173814), (131, 1261144), (152, 1086907), (262, 630572), (524, 315286), (1048, 157643), (2489, 66376), (4978, 33188), (8297, 19912), (9956, 16594)]