138791510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1367}}^1$

素因数の和:1469

約数の個数: 64

約数和(自身を含む): 297851904

約数和(自身を除く): 159060394

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 110, 130, 142, 143, 286, 355, 710, 715, 781, 923, 1367, 1430, 1562, 1846, 2734, 3905, 4615, 6835, 7810, 9230, 10153, 13670, 15037, 17771, 20306, 30074, 35542, 50765, 75185, 88855, 97057, 101530, 150370, 177710, 194114, 195481, 390962, 485285, 970570, 977405, 1067627, 1261741, 1954810, 2135254, 2523482, 5338135, 6308705, 10676270, 12617410, 13879151, 27758302, 69395755, 138791510]

約数ペア:

[(1, 138791510), (2, 69395755), (5, 27758302), (10, 13879151), (11, 12617410), (13, 10676270), (22, 6308705), (26, 5338135), (55, 2523482), (65, 2135254), (71, 1954810), (110, 1261741), (130, 1067627), (142, 977405), (143, 970570), (286, 485285), (355, 390962), (710, 195481), (715, 194114), (781, 177710), (923, 150370), (1367, 101530), (1430, 97057), (1562, 88855), (1846, 75185), (2734, 50765), (3905, 35542), (4615, 30074), (6835, 20306), (7810, 17771), (9230, 15037), (10153, 13670)]