25306240

素因数分解:

$2^7\times 5^1\times {\mathrm{39541}}^1$

素因数の和:39560

約数の個数: 32

約数和(自身を含む): 60499260

約数和(自身を除く): 35193020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 39541, 79082, 158164, 197705, 316328, 395410, 632656, 790820, 1265312, 1581640, 2530624, 3163280, 5061248, 6326560, 12653120, 25306240]

約数ペア:

[(1, 25306240), (2, 12653120), (4, 6326560), (5, 5061248), (8, 3163280), (10, 2530624), (16, 1581640), (20, 1265312), (32, 790820), (40, 632656), (64, 395410), (80, 316328), (128, 197705), (160, 158164), (320, 79082), (640, 39541)]