31318000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{2237}}^1$

素因数の和:2267

約数の個数: 80

約数和(自身を含む): 86583744

約数和(自身を除く): 55265744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2237, 2800, 3500, 4474, 7000, 8948, 11185, 14000, 15659, 17896, 22370, 31318, 35792, 44740, 55925, 62636, 78295, 89480, 111850, 125272, 156590, 178960, 223700, 250544, 279625, 313180, 391475, 447400, 559250, 626360, 782950, 894800, 1118500, 1252720, 1565900, 1957375, 2237000, 3131800, 3914750, 4474000, 6263600, 7829500, 15659000, 31318000]

約数ペア:

[(1, 31318000), (2, 15659000), (4, 7829500), (5, 6263600), (7, 4474000), (8, 3914750), (10, 3131800), (14, 2237000), (16, 1957375), (20, 1565900), (25, 1252720), (28, 1118500), (35, 894800), (40, 782950), (50, 626360), (56, 559250), (70, 447400), (80, 391475), (100, 313180), (112, 279625), (125, 250544), (140, 223700), (175, 178960), (200, 156590), (250, 125272), (280, 111850), (350, 89480), (400, 78295), (500, 62636), (560, 55925), (700, 44740), (875, 35792), (1000, 31318), (1400, 22370), (1750, 17896), (2000, 15659), (2237, 14000), (2800, 11185), (3500, 8948), (4474, 7000)]