80854216

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{138449}}^1$

素因数の和:138528

約数の個数: 16

約数和(自身を含む): 153679500

約数和(自身を除く): 72825284

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 138449, 276898, 553796, 1107592, 10106777, 20213554, 40427108, 80854216]

約数ペア:

[(1, 80854216), (2, 40427108), (4, 20213554), (8, 10106777), (73, 1107592), (146, 553796), (292, 276898), (584, 138449)]