13761280

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{827}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 35541072

約数和(自身を除く): 21779792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 827, 832, 1040, 1280, 1654, 1664, 2080, 3308, 3328, 4135, 4160, 6616, 8270, 8320, 10751, 13232, 16540, 16640, 21502, 26464, 33080, 43004, 52928, 53755, 66160, 86008, 105856, 107510, 132320, 172016, 211712, 215020, 264640, 344032, 430040, 529280, 688064, 860080, 1058560, 1376128, 1720160, 2752256, 3440320, 6880640, 13761280]

約数ペア:

[(1, 13761280), (2, 6880640), (4, 3440320), (5, 2752256), (8, 1720160), (10, 1376128), (13, 1058560), (16, 860080), (20, 688064), (26, 529280), (32, 430040), (40, 344032), (52, 264640), (64, 215020), (65, 211712), (80, 172016), (104, 132320), (128, 107510), (130, 105856), (160, 86008), (208, 66160), (256, 53755), (260, 52928), (320, 43004), (416, 33080), (520, 26464), (640, 21502), (827, 16640), (832, 16540), (1040, 13232), (1280, 10751), (1654, 8320), (1664, 8270), (2080, 6616), (3308, 4160), (3328, 4135)]