25196520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{209971}}^1$

素因数の和:209985

約数の個数: 32

約数和(自身を含む): 75589920

約数和(自身を除く): 50393400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 209971, 419942, 629913, 839884, 1049855, 1259826, 1679768, 2099710, 2519652, 3149565, 4199420, 5039304, 6299130, 8398840, 12598260, 25196520]

約数ペア:

[(1, 25196520), (2, 12598260), (3, 8398840), (4, 6299130), (5, 5039304), (6, 4199420), (8, 3149565), (10, 2519652), (12, 2099710), (15, 1679768), (20, 1259826), (24, 1049855), (30, 839884), (40, 629913), (60, 419942), (120, 209971)]