80125400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7559}}^1$

素因数の和:7628

約数の個数: 48

約数和(自身を含む): 189831600

約数和(自身を除く): 109706200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 200, 212, 265, 424, 530, 1060, 1325, 2120, 2650, 5300, 7559, 10600, 15118, 30236, 37795, 60472, 75590, 151180, 188975, 302360, 377950, 400627, 755900, 801254, 1511800, 1602508, 2003135, 3205016, 4006270, 8012540, 10015675, 16025080, 20031350, 40062700, 80125400]

約数ペア:

[(1, 80125400), (2, 40062700), (4, 20031350), (5, 16025080), (8, 10015675), (10, 8012540), (20, 4006270), (25, 3205016), (40, 2003135), (50, 1602508), (53, 1511800), (100, 801254), (106, 755900), (200, 400627), (212, 377950), (265, 302360), (424, 188975), (530, 151180), (1060, 75590), (1325, 60472), (2120, 37795), (2650, 30236), (5300, 15118), (7559, 10600)]