25212420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{140069}}^1$

素因数の和:140084

約数の個数: 36

約数和(自身を含む): 76478220

約数和(自身を除く): 51265800

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 140069, 280138, 420207, 560276, 700345, 840414, 1260621, 1400690, 1680828, 2101035, 2521242, 2801380, 4202070, 5042484, 6303105, 8404140, 12606210, 25212420]

約数ペア:

[(1, 25212420), (2, 12606210), (3, 8404140), (4, 6303105), (5, 5042484), (6, 4202070), (9, 2801380), (10, 2521242), (12, 2101035), (15, 1680828), (18, 1400690), (20, 1260621), (30, 840414), (36, 700345), (45, 560276), (60, 420207), (90, 280138), (180, 140069)]