25856520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{215471}}^1$

素因数の和:215485

約数の個数: 32

約数和(自身を含む): 77569920

約数和(自身を除く): 51713400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 215471, 430942, 646413, 861884, 1077355, 1292826, 1723768, 2154710, 2585652, 3232065, 4309420, 5171304, 6464130, 8618840, 12928260, 25856520]

約数ペア:

[(1, 25856520), (2, 12928260), (3, 8618840), (4, 6464130), (5, 5171304), (6, 4309420), (8, 3232065), (10, 2585652), (12, 2154710), (15, 1723768), (20, 1292826), (24, 1077355), (30, 861884), (40, 646413), (60, 430942), (120, 215471)]