25808480

素因数分解:

$2^5\times 5^1\times {\mathrm{161303}}^1$

素因数の和:161318

約数の個数: 24

約数和(自身を含む): 60972912

約数和(自身を除く): 35164432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 161303, 322606, 645212, 806515, 1290424, 1613030, 2580848, 3226060, 5161696, 6452120, 12904240, 25808480]

約数ペア:

[(1, 25808480), (2, 12904240), (4, 6452120), (5, 5161696), (8, 3226060), (10, 2580848), (16, 1613030), (20, 1290424), (32, 806515), (40, 645212), (80, 322606), (160, 161303)]