26125840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25121}}^1$

素因数の和:25147

約数の個数: 40

約数和(自身を含む): 65417688

約数和(自身を除く): 39291848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 25121, 50242, 100484, 125605, 200968, 251210, 326573, 401936, 502420, 653146, 1004840, 1306292, 1632865, 2009680, 2612584, 3265730, 5225168, 6531460, 13062920, 26125840]

約数ペア:

[(1, 26125840), (2, 13062920), (4, 6531460), (5, 5225168), (8, 3265730), (10, 2612584), (13, 2009680), (16, 1632865), (20, 1306292), (26, 1004840), (40, 653146), (52, 502420), (65, 401936), (80, 326573), (104, 251210), (130, 200968), (208, 125605), (260, 100484), (520, 50242), (1040, 25121)]