126081280

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7577}}^1$

素因数の和:7611

約数の個数: 72

約数和(自身を含む): 325278072

約数和(自身を除く): 199196792

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, 832, 1040, 1280, 1664, 2080, 3328, 4160, 7577, 8320, 15154, 16640, 30308, 37885, 60616, 75770, 98501, 121232, 151540, 197002, 242464, 303080, 394004, 484928, 492505, 606160, 788008, 969856, 985010, 1212320, 1576016, 1939712, 1970020, 2424640, 3152032, 3940040, 4849280, 6304064, 7880080, 9698560, 12608128, 15760160, 25216256, 31520320, 63040640, 126081280]

約数ペア:

[(1, 126081280), (2, 63040640), (4, 31520320), (5, 25216256), (8, 15760160), (10, 12608128), (13, 9698560), (16, 7880080), (20, 6304064), (26, 4849280), (32, 3940040), (40, 3152032), (52, 2424640), (64, 1970020), (65, 1939712), (80, 1576016), (104, 1212320), (128, 985010), (130, 969856), (160, 788008), (208, 606160), (256, 492505), (260, 484928), (320, 394004), (416, 303080), (520, 242464), (640, 197002), (832, 151540), (1040, 121232), (1280, 98501), (1664, 75770), (2080, 60616), (3328, 37885), (4160, 30308), (7577, 16640), (8320, 15154)]