25258240

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{2819}}^1$

素因数の和:2847

約数の個数: 72

約数和(自身を含む): 69168960

約数和(自身を除く): 43910720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 2819, 4480, 5638, 8960, 11276, 14095, 19733, 22552, 28190, 39466, 45104, 56380, 78932, 90208, 98665, 112760, 157864, 180416, 197330, 225520, 315728, 360832, 394660, 451040, 631456, 721664, 789320, 902080, 1262912, 1578640, 1804160, 2525824, 3157280, 3608320, 5051648, 6314560, 12629120, 25258240]

約数ペア:

[(1, 25258240), (2, 12629120), (4, 6314560), (5, 5051648), (7, 3608320), (8, 3157280), (10, 2525824), (14, 1804160), (16, 1578640), (20, 1262912), (28, 902080), (32, 789320), (35, 721664), (40, 631456), (56, 451040), (64, 394660), (70, 360832), (80, 315728), (112, 225520), (128, 197330), (140, 180416), (160, 157864), (224, 112760), (256, 98665), (280, 90208), (320, 78932), (448, 56380), (560, 45104), (640, 39466), (896, 28190), (1120, 22552), (1280, 19733), (1792, 14095), (2240, 11276), (2819, 8960), (4480, 5638)]