20073725

素因数分解:

$5^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{457}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 28623168

約数和(自身を除く): 8549443

約数列:

[1, 5, 7, 25, 35, 175, 251, 457, 1255, 1757, 2285, 3199, 6275, 8785, 11425, 15995, 43925, 79975, 114707, 573535, 802949, 2867675, 4014745, 20073725]

約数ペア:

[(1, 20073725), (5, 4014745), (7, 2867675), (25, 802949), (35, 573535), (175, 114707), (251, 79975), (457, 43925), (1255, 15995), (1757, 11425), (2285, 8785), (3199, 6275)]