25506560

素因数分解:

$2^8\times 5^1\times {\mathrm{19927}}^1$

素因数の和:19948

約数の個数: 36

約数和(自身を含む): 61099248

約数和(自身を除く): 35592688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 19927, 39854, 79708, 99635, 159416, 199270, 318832, 398540, 637664, 797080, 1275328, 1594160, 2550656, 3188320, 5101312, 6376640, 12753280, 25506560]

約数ペア:

[(1, 25506560), (2, 12753280), (4, 6376640), (5, 5101312), (8, 3188320), (10, 2550656), (16, 1594160), (20, 1275328), (32, 797080), (40, 637664), (64, 398540), (80, 318832), (128, 199270), (160, 159416), (256, 99635), (320, 79708), (640, 39854), (1280, 19927)]