81795916

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{373}}^1\times {\mathrm{751}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 145686464

約数和(自身を除く): 63890548

約数列:

[1, 2, 4, 73, 146, 292, 373, 746, 751, 1492, 1502, 3004, 27229, 54458, 54823, 108916, 109646, 219292, 280123, 560246, 1120492, 20448979, 40897958, 81795916]

約数ペア:

[(1, 81795916), (2, 40897958), (4, 20448979), (73, 1120492), (146, 560246), (292, 280123), (373, 219292), (746, 109646), (751, 108916), (1492, 54823), (1502, 54458), (3004, 27229)]