84881960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{359}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 200620800

約数和(自身を除く): 115738840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 257, 359, 460, 514, 718, 920, 1028, 1285, 1436, 1795, 2056, 2570, 2872, 3590, 5140, 5911, 7180, 8257, 10280, 11822, 14360, 16514, 23644, 29555, 33028, 41285, 47288, 59110, 66056, 82570, 92263, 118220, 165140, 184526, 236440, 330280, 369052, 461315, 738104, 922630, 1845260, 2122049, 3690520, 4244098, 8488196, 10610245, 16976392, 21220490, 42440980, 84881960]

約数ペア:

[(1, 84881960), (2, 42440980), (4, 21220490), (5, 16976392), (8, 10610245), (10, 8488196), (20, 4244098), (23, 3690520), (40, 2122049), (46, 1845260), (92, 922630), (115, 738104), (184, 461315), (230, 369052), (257, 330280), (359, 236440), (460, 184526), (514, 165140), (718, 118220), (920, 92263), (1028, 82570), (1285, 66056), (1436, 59110), (1795, 47288), (2056, 41285), (2570, 33028), (2872, 29555), (3590, 23644), (5140, 16514), (5911, 14360), (7180, 11822), (8257, 10280)]