64901888950

素因数分解:

$2^1\times 5^2\times {\mathrm{1298037779}}^1$

素因数の和:1298037791

約数の個数: 12

約数和(自身を含む): 120717513540

約数和(自身を除く): 55815624590

約数列:

[1, 2, 5, 10, 25, 50, 1298037779, 2596075558, 6490188895, 12980377790, 32450944475, 64901888950]

約数ペア:

[(1, 64901888950), (2, 32450944475), (5, 12980377790), (10, 6490188895), (25, 2596075558), (50, 1298037779)]