87257240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{44519}}^1$

素因数の和:44544

約数の個数: 48

約数和(自身を含む): 228387600

約数和(自身を除く): 141130360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 44519, 89038, 178076, 222595, 311633, 356152, 445190, 623266, 890380, 1246532, 1558165, 1780760, 2181431, 2493064, 3116330, 4362862, 6232660, 8725724, 10907155, 12465320, 17451448, 21814310, 43628620, 87257240]

約数ペア:

[(1, 87257240), (2, 43628620), (4, 21814310), (5, 17451448), (7, 12465320), (8, 10907155), (10, 8725724), (14, 6232660), (20, 4362862), (28, 3116330), (35, 2493064), (40, 2181431), (49, 1780760), (56, 1558165), (70, 1246532), (98, 890380), (140, 623266), (196, 445190), (245, 356152), (280, 311633), (392, 222595), (490, 178076), (980, 89038), (1960, 44519)]