49787840

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1165

約数の個数: 56

約数和(自身を含む): 119432832

約数和(自身を除く): 69644992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 991, 1256, 1570, 1982, 2512, 3140, 3964, 4955, 5024, 6280, 7928, 9910, 10048, 12560, 15856, 19820, 25120, 31712, 39640, 50240, 63424, 79280, 155587, 158560, 311174, 317120, 622348, 777935, 1244696, 1555870, 2489392, 3111740, 4978784, 6223480, 9957568, 12446960, 24893920, 49787840]

約数ペア:

[(1, 49787840), (2, 24893920), (4, 12446960), (5, 9957568), (8, 6223480), (10, 4978784), (16, 3111740), (20, 2489392), (32, 1555870), (40, 1244696), (64, 777935), (80, 622348), (157, 317120), (160, 311174), (314, 158560), (320, 155587), (628, 79280), (785, 63424), (991, 50240), (1256, 39640), (1570, 31712), (1982, 25120), (2512, 19820), (3140, 15856), (3964, 12560), (4955, 10048), (5024, 9910), (6280, 7928)]