138518870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 295612416

約数和(自身を除く): 157093546

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 71, 94, 142, 235, 329, 355, 470, 497, 593, 658, 710, 994, 1186, 1645, 2485, 2965, 3290, 3337, 4151, 4970, 5930, 6674, 8302, 16685, 20755, 23359, 27871, 33370, 41510, 42103, 46718, 55742, 84206, 116795, 139355, 195097, 210515, 233590, 278710, 294721, 390194, 421030, 589442, 975485, 1473605, 1950970, 1978841, 2947210, 3957682, 9894205, 13851887, 19788410, 27703774, 69259435, 138518870]

約数ペア:

[(1, 138518870), (2, 69259435), (5, 27703774), (7, 19788410), (10, 13851887), (14, 9894205), (35, 3957682), (47, 2947210), (70, 1978841), (71, 1950970), (94, 1473605), (142, 975485), (235, 589442), (329, 421030), (355, 390194), (470, 294721), (497, 278710), (593, 233590), (658, 210515), (710, 195097), (994, 139355), (1186, 116795), (1645, 84206), (2485, 55742), (2965, 46718), (3290, 42103), (3337, 41510), (4151, 33370), (4970, 27871), (5930, 23359), (6674, 20755), (8302, 16685)]