84489520

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{25759}}^1$

素因数の和:25813

約数の個数: 40

約数和(自身を含む): 201237120

約数和(自身を除く): 116747600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 25759, 51518, 103036, 128795, 206072, 257590, 412144, 515180, 1030360, 1056119, 2060720, 2112238, 4224476, 5280595, 8448952, 10561190, 16897904, 21122380, 42244760, 84489520]

約数ペア:

[(1, 84489520), (2, 42244760), (4, 21122380), (5, 16897904), (8, 10561190), (10, 8448952), (16, 5280595), (20, 4224476), (40, 2112238), (41, 2060720), (80, 1056119), (82, 1030360), (164, 515180), (205, 412144), (328, 257590), (410, 206072), (656, 128795), (820, 103036), (1640, 51518), (3280, 25759)]