84331720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1399}}^1$

素因数の和:1558

約数の個数: 64

約数和(自身を含む): 208656000

約数和(自身を除く): 124324280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 137, 220, 274, 440, 548, 685, 1096, 1370, 1399, 1507, 2740, 2798, 3014, 5480, 5596, 6028, 6995, 7535, 11192, 12056, 13990, 15070, 15389, 27980, 30140, 30778, 55960, 60280, 61556, 76945, 123112, 153890, 191663, 307780, 383326, 615560, 766652, 958315, 1533304, 1916630, 2108293, 3833260, 4216586, 7666520, 8433172, 10541465, 16866344, 21082930, 42165860, 84331720]

約数ペア:

[(1, 84331720), (2, 42165860), (4, 21082930), (5, 16866344), (8, 10541465), (10, 8433172), (11, 7666520), (20, 4216586), (22, 3833260), (40, 2108293), (44, 1916630), (55, 1533304), (88, 958315), (110, 766652), (137, 615560), (220, 383326), (274, 307780), (440, 191663), (548, 153890), (685, 123112), (1096, 76945), (1370, 61556), (1399, 60280), (1507, 55960), (2740, 30778), (2798, 30140), (3014, 27980), (5480, 15389), (5596, 15070), (6028, 13990), (6995, 12056), (7535, 11192)]