26801840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25771}}^1$

素因数の和:25797

約数の個数: 40

約数和(自身を含む): 67110288

約数和(自身を除く): 40308448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 25771, 51542, 103084, 128855, 206168, 257710, 335023, 412336, 515420, 670046, 1030840, 1340092, 1675115, 2061680, 2680184, 3350230, 5360368, 6700460, 13400920, 26801840]

約数ペア:

[(1, 26801840), (2, 13400920), (4, 6700460), (5, 5360368), (8, 3350230), (10, 2680184), (13, 2061680), (16, 1675115), (20, 1340092), (26, 1030840), (40, 670046), (52, 515420), (65, 412336), (80, 335023), (104, 257710), (130, 206168), (208, 128855), (260, 103084), (520, 51542), (1040, 25771)]