25201020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32309}}^1$

素因数の和:32334

約数の個数: 48

約数和(自身を含む): 75993120

約数和(自身を除く): 50792100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 32309, 64618, 96927, 129236, 161545, 193854, 323090, 387708, 420017, 484635, 646180, 840034, 969270, 1260051, 1680068, 1938540, 2100085, 2520102, 4200170, 5040204, 6300255, 8400340, 12600510, 25201020]

約数ペア:

[(1, 25201020), (2, 12600510), (3, 8400340), (4, 6300255), (5, 5040204), (6, 4200170), (10, 2520102), (12, 2100085), (13, 1938540), (15, 1680068), (20, 1260051), (26, 969270), (30, 840034), (39, 646180), (52, 484635), (60, 420017), (65, 387708), (78, 323090), (130, 193854), (156, 161545), (195, 129236), (260, 96927), (390, 64618), (780, 32309)]