25425280

素因数分解:

$2^7\times 5^1\times {\mathrm{39727}}^1$

素因数の和:39746

約数の個数: 32

約数和(自身を含む): 60783840

約数和(自身を除く): 35358560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 39727, 79454, 158908, 198635, 317816, 397270, 635632, 794540, 1271264, 1589080, 2542528, 3178160, 5085056, 6356320, 12712640, 25425280]

約数ペア:

[(1, 25425280), (2, 12712640), (4, 6356320), (5, 5085056), (8, 3178160), (10, 2542528), (16, 1589080), (20, 1271264), (32, 794540), (40, 635632), (64, 397270), (80, 317816), (128, 198635), (160, 158908), (320, 79454), (640, 39727)]