91991350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8803}}^1$

素因数の和:8845

約数の個数: 48

約数和(自身を含む): 196505280

約数和(自身を除く): 104513930

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 190, 209, 275, 418, 475, 550, 950, 1045, 2090, 5225, 8803, 10450, 17606, 44015, 88030, 96833, 167257, 193666, 220075, 334514, 440150, 484165, 836285, 968330, 1672570, 1839827, 2420825, 3679654, 4181425, 4841650, 8362850, 9199135, 18398270, 45995675, 91991350]

約数ペア:

[(1, 91991350), (2, 45995675), (5, 18398270), (10, 9199135), (11, 8362850), (19, 4841650), (22, 4181425), (25, 3679654), (38, 2420825), (50, 1839827), (55, 1672570), (95, 968330), (110, 836285), (190, 484165), (209, 440150), (275, 334514), (418, 220075), (475, 193666), (550, 167257), (950, 96833), (1045, 88030), (2090, 44015), (5225, 17606), (8803, 10450)]