85890400

素因数分解:

$2^5\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1063}}^1$

素因数の和:1184

約数の個数: 72

約数和(自身を含む): 211955184

約数和(自身を除く): 126064784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 101, 160, 200, 202, 400, 404, 505, 800, 808, 1010, 1063, 1616, 2020, 2126, 2525, 3232, 4040, 4252, 5050, 5315, 8080, 8504, 10100, 10630, 16160, 17008, 20200, 21260, 26575, 34016, 40400, 42520, 53150, 80800, 85040, 106300, 107363, 170080, 212600, 214726, 425200, 429452, 536815, 850400, 858904, 1073630, 1717808, 2147260, 2684075, 3435616, 4294520, 5368150, 8589040, 10736300, 17178080, 21472600, 42945200, 85890400]

約数ペア:

[(1, 85890400), (2, 42945200), (4, 21472600), (5, 17178080), (8, 10736300), (10, 8589040), (16, 5368150), (20, 4294520), (25, 3435616), (32, 2684075), (40, 2147260), (50, 1717808), (80, 1073630), (100, 858904), (101, 850400), (160, 536815), (200, 429452), (202, 425200), (400, 214726), (404, 212600), (505, 170080), (800, 107363), (808, 106300), (1010, 85040), (1063, 80800), (1616, 53150), (2020, 42520), (2126, 40400), (2525, 34016), (3232, 26575), (4040, 21260), (4252, 20200), (5050, 17008), (5315, 16160), (8080, 10630), (8504, 10100)]