51304460

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{16339}}^1$

素因数の和:16505

約数の個数: 24

約数和(自身を含む): 108432240

約数和(自身を除く): 57127780

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 16339, 32678, 65356, 81695, 163390, 326780, 2565223, 5130446, 10260892, 12826115, 25652230, 51304460]

約数ペア:

[(1, 51304460), (2, 25652230), (4, 12826115), (5, 10260892), (10, 5130446), (20, 2565223), (157, 326780), (314, 163390), (628, 81695), (785, 65356), (1570, 32678), (3140, 16339)]