388764400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{42257}}^1$

素因数の和:42298

約数の個数: 60

約数和(自身を含む): 974638512

約数和(自身を除く): 585874112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 4600, 9200, 42257, 84514, 169028, 211285, 338056, 422570, 676112, 845140, 971911, 1056425, 1690280, 1943822, 2112850, 3380560, 3887644, 4225700, 4859555, 7775288, 8451400, 9719110, 15550576, 16902800, 19438220, 24297775, 38876440, 48595550, 77752880, 97191100, 194382200, 388764400]

約数ペア:

[(1, 388764400), (2, 194382200), (4, 97191100), (5, 77752880), (8, 48595550), (10, 38876440), (16, 24297775), (20, 19438220), (23, 16902800), (25, 15550576), (40, 9719110), (46, 8451400), (50, 7775288), (80, 4859555), (92, 4225700), (100, 3887644), (115, 3380560), (184, 2112850), (200, 1943822), (230, 1690280), (368, 1056425), (400, 971911), (460, 845140), (575, 676112), (920, 422570), (1150, 338056), (1840, 211285), (2300, 169028), (4600, 84514), (9200, 42257)]