156160

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1$

素因数の和:84

約数の個数: 40

約数和(自身を含む): 380556

約数和(自身を除く): 224396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 976, 1220, 1280, 1952, 2440, 2560, 3904, 4880, 7808, 9760, 15616, 19520, 31232, 39040, 78080, 156160]

約数ペア:

[(1, 156160), (2, 78080), (4, 39040), (5, 31232), (8, 19520), (10, 15616), (16, 9760), (20, 7808), (32, 4880), (40, 3904), (61, 2560), (64, 2440), (80, 1952), (122, 1280), (128, 1220), (160, 976), (244, 640), (256, 610), (305, 512), (320, 488)]