52991000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{2789}}^1$

素因数の和:2829

約数の個数: 64

約数和(自身を含む): 130572000

約数和(自身を除く): 77581000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 760, 950, 1000, 1900, 2375, 2789, 3800, 4750, 5578, 9500, 11156, 13945, 19000, 22312, 27890, 52991, 55780, 69725, 105982, 111560, 139450, 211964, 264955, 278900, 348625, 423928, 529910, 557800, 697250, 1059820, 1324775, 1394500, 2119640, 2649550, 2789000, 5299100, 6623875, 10598200, 13247750, 26495500, 52991000]

約数ペア:

[(1, 52991000), (2, 26495500), (4, 13247750), (5, 10598200), (8, 6623875), (10, 5299100), (19, 2789000), (20, 2649550), (25, 2119640), (38, 1394500), (40, 1324775), (50, 1059820), (76, 697250), (95, 557800), (100, 529910), (125, 423928), (152, 348625), (190, 278900), (200, 264955), (250, 211964), (380, 139450), (475, 111560), (500, 105982), (760, 69725), (950, 55780), (1000, 52991), (1900, 27890), (2375, 22312), (2789, 19000), (3800, 13945), (4750, 11156), (5578, 9500)]