25268480

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1079

約数の個数: 72

約数和(自身を含む): 63772800

約数和(自身を除く): 38504320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1039, 1216, 1280, 1520, 2078, 2432, 3040, 4156, 4864, 5195, 6080, 8312, 10390, 12160, 16624, 19741, 20780, 24320, 33248, 39482, 41560, 66496, 78964, 83120, 98705, 132992, 157928, 166240, 197410, 265984, 315856, 332480, 394820, 631712, 664960, 789640, 1263424, 1329920, 1579280, 2526848, 3158560, 5053696, 6317120, 12634240, 25268480]

約数ペア:

[(1, 25268480), (2, 12634240), (4, 6317120), (5, 5053696), (8, 3158560), (10, 2526848), (16, 1579280), (19, 1329920), (20, 1263424), (32, 789640), (38, 664960), (40, 631712), (64, 394820), (76, 332480), (80, 315856), (95, 265984), (128, 197410), (152, 166240), (160, 157928), (190, 132992), (256, 98705), (304, 83120), (320, 78964), (380, 66496), (608, 41560), (640, 39482), (760, 33248), (1039, 24320), (1216, 20780), (1280, 19741), (1520, 16624), (2078, 12160), (2432, 10390), (3040, 8312), (4156, 6080), (4864, 5195)]