80449018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 134265600

約数和(自身を除く): 53816582

約数列:

[1, 2, 13, 26, 53, 79, 106, 158, 689, 739, 1027, 1378, 1478, 2054, 4187, 8374, 9607, 19214, 39167, 54431, 58381, 78334, 108862, 116762, 509171, 758953, 1018342, 1517906, 3094193, 6188386, 40224509, 80449018]

約数ペア:

[(1, 80449018), (2, 40224509), (13, 6188386), (26, 3094193), (53, 1517906), (79, 1018342), (106, 758953), (158, 509171), (689, 116762), (739, 108862), (1027, 78334), (1378, 58381), (1478, 54431), (2054, 39167), (4187, 19214), (8374, 9607)]