252808960

素因数分解:

$2^8\times 5^1\times {\mathrm{197507}}^1$

素因数の和:197528

約数の個数: 36

約数和(自身を含む): 605559528

約数和(自身を除く): 352750568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 197507, 395014, 790028, 987535, 1580056, 1975070, 3160112, 3950140, 6320224, 7900280, 12640448, 15800560, 25280896, 31601120, 50561792, 63202240, 126404480, 252808960]

約数ペア:

[(1, 252808960), (2, 126404480), (4, 63202240), (5, 50561792), (8, 31601120), (10, 25280896), (16, 15800560), (20, 12640448), (32, 7900280), (40, 6320224), (64, 3950140), (80, 3160112), (128, 1975070), (160, 1580056), (256, 987535), (320, 790028), (640, 395014), (1280, 197507)]