25858880

素因数分解:

$2^6\times 5^1\times {\mathrm{80809}}^1$

素因数の和:80826

約数の個数: 28

約数和(自身を含む): 61577220

約数和(自身を除く): 35718340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 80809, 161618, 323236, 404045, 646472, 808090, 1292944, 1616180, 2585888, 3232360, 5171776, 6464720, 12929440, 25858880]

約数ペア:

[(1, 25858880), (2, 12929440), (4, 6464720), (5, 5171776), (8, 3232360), (10, 2585888), (16, 1616180), (20, 1292944), (32, 808090), (40, 646472), (64, 404045), (80, 323236), (160, 161618), (320, 80809)]