81944168

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{78191}}^1$

素因数の和:78328

約数の個数: 16

約数和(自身を含む): 154820160

約数和(自身を除く): 72875992

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 78191, 156382, 312764, 625528, 10243021, 20486042, 40972084, 81944168]

約数ペア:

[(1, 81944168), (2, 40972084), (4, 20486042), (8, 10243021), (131, 625528), (262, 312764), (524, 156382), (1048, 78191)]