25403680

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{887}}^1$

素因数の和:1081

約数の個数: 48

約数和(自身を含む): 60419520

約数和(自身を除く): 35015840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 716, 887, 895, 1432, 1774, 1790, 2864, 3548, 3580, 4435, 5728, 7096, 7160, 8870, 14192, 14320, 17740, 28384, 28640, 35480, 70960, 141920, 158773, 317546, 635092, 793865, 1270184, 1587730, 2540368, 3175460, 5080736, 6350920, 12701840, 25403680]

約数ペア:

[(1, 25403680), (2, 12701840), (4, 6350920), (5, 5080736), (8, 3175460), (10, 2540368), (16, 1587730), (20, 1270184), (32, 793865), (40, 635092), (80, 317546), (160, 158773), (179, 141920), (358, 70960), (716, 35480), (887, 28640), (895, 28384), (1432, 17740), (1774, 14320), (1790, 14192), (2864, 8870), (3548, 7160), (3580, 7096), (4435, 5728)]