51560720

素因数分解:

$2^4\times 5^1\times {\mathrm{577}}^1\times {\mathrm{1117}}^1$

素因数の和:1707

約数の個数: 40

約数和(自身を含む): 120193944

約数和(自身を除く): 68633224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 577, 1117, 1154, 2234, 2308, 2885, 4468, 4616, 5585, 5770, 8936, 9232, 11170, 11540, 17872, 22340, 23080, 44680, 46160, 89360, 644509, 1289018, 2578036, 3222545, 5156072, 6445090, 10312144, 12890180, 25780360, 51560720]

約数ペア:

[(1, 51560720), (2, 25780360), (4, 12890180), (5, 10312144), (8, 6445090), (10, 5156072), (16, 3222545), (20, 2578036), (40, 1289018), (80, 644509), (577, 89360), (1117, 46160), (1154, 44680), (2234, 23080), (2308, 22340), (2885, 17872), (4468, 11540), (4616, 11170), (5585, 9232), (5770, 8936)]