78977485

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{1117}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 96595200

約数和(自身を除く): 17617715

約数列:

[1, 5, 79, 179, 395, 895, 1117, 5585, 14141, 70705, 88243, 199943, 441215, 999715, 15795497, 78977485]

約数ペア:

[(1, 78977485), (5, 15795497), (79, 999715), (179, 441215), (395, 199943), (895, 88243), (1117, 70705), (5585, 14141)]