78941608

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{563}}^1\times {\mathrm{1031}}^1$

素因数の和:1617

約数の個数: 32

約数和(自身を含む): 157152960

約数和(自身を除く): 78211352

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 563, 1031, 1126, 2062, 2252, 4124, 4504, 8248, 9571, 17527, 19142, 35054, 38284, 70108, 76568, 140216, 580453, 1160906, 2321812, 4643624, 9867701, 19735402, 39470804, 78941608]

約数ペア:

[(1, 78941608), (2, 39470804), (4, 19735402), (8, 9867701), (17, 4643624), (34, 2321812), (68, 1160906), (136, 580453), (563, 140216), (1031, 76568), (1126, 70108), (2062, 38284), (2252, 35054), (4124, 19142), (4504, 17527), (8248, 9571)]