80190448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{385531}}^1$

素因数の和:385552

約数の個数: 20

約数和(自身を含む): 167320888

約数和(自身を除く): 87130440

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 385531, 771062, 1542124, 3084248, 5011903, 6168496, 10023806, 20047612, 40095224, 80190448]

約数ペア:

[(1, 80190448), (2, 40095224), (4, 20047612), (8, 10023806), (13, 6168496), (16, 5011903), (26, 3084248), (52, 1542124), (104, 771062), (208, 385531)]