82556000

素因数分解:

$2^5\times 5^3\times {\mathrm{20639}}^1$

素因数の和:20664

約数の個数: 48

約数和(自身を含む): 202849920

約数和(自身を除く): 120293920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 20639, 41278, 82556, 103195, 165112, 206390, 330224, 412780, 515975, 660448, 825560, 1031950, 1651120, 2063900, 2579875, 3302240, 4127800, 5159750, 8255600, 10319500, 16511200, 20639000, 41278000, 82556000]

約数ペア:

[(1, 82556000), (2, 41278000), (4, 20639000), (5, 16511200), (8, 10319500), (10, 8255600), (16, 5159750), (20, 4127800), (25, 3302240), (32, 2579875), (40, 2063900), (50, 1651120), (80, 1031950), (100, 825560), (125, 660448), (160, 515975), (200, 412780), (250, 330224), (400, 206390), (500, 165112), (800, 103195), (1000, 82556), (2000, 41278), (4000, 20639)]