490996850

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{124303}}^1$

素因数の和:124394

約数の個数: 24

約数和(自身を含む): 924821760

約数和(自身を除く): 433824910

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 124303, 248606, 621515, 1243030, 3107575, 6215150, 9819937, 19639874, 49099685, 98199370, 245498425, 490996850]

約数ペア:

[(1, 490996850), (2, 245498425), (5, 98199370), (10, 49099685), (25, 19639874), (50, 9819937), (79, 6215150), (158, 3107575), (395, 1243030), (790, 621515), (1975, 248606), (3950, 124303)]