25344515

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 37822464

約数和(自身を除く): 12477949

約数列:

[1, 5, 7, 31, 35, 47, 49, 71, 155, 217, 235, 245, 329, 355, 497, 1085, 1457, 1519, 1645, 2201, 2303, 2485, 3337, 3479, 7285, 7595, 10199, 11005, 11515, 15407, 16685, 17395, 23359, 50995, 71393, 77035, 103447, 107849, 116795, 163513, 356965, 517235, 539245, 724129, 817565, 3620645, 5068903, 25344515]

約数ペア:

[(1, 25344515), (5, 5068903), (7, 3620645), (31, 817565), (35, 724129), (47, 539245), (49, 517235), (71, 356965), (155, 163513), (217, 116795), (235, 107849), (245, 103447), (329, 77035), (355, 71393), (497, 50995), (1085, 23359), (1457, 17395), (1519, 16685), (1645, 15407), (2201, 11515), (2303, 11005), (2485, 10199), (3337, 7595), (3479, 7285)]