25841456

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{15991}}^1$

素因数の和:16100

約数の個数: 20

約数和(自身を含む): 50566704

約数和(自身を除く): 24725248

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 15991, 31982, 63964, 127928, 255856, 1615091, 3230182, 6460364, 12920728, 25841456]

約数ペア:

[(1, 25841456), (2, 12920728), (4, 6460364), (8, 3230182), (16, 1615091), (101, 255856), (202, 127928), (404, 63964), (808, 31982), (1616, 15991)]