26880256

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 59492664

約数和(自身を除く): 32612408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 197, 208, 256, 328, 394, 416, 533, 656, 788, 832, 1066, 1312, 1576, 1664, 2132, 2561, 2624, 3152, 3328, 4264, 5122, 5248, 6304, 8077, 8528, 10244, 10496, 12608, 16154, 17056, 20488, 25216, 32308, 34112, 40976, 50432, 64616, 68224, 81952, 105001, 129232, 136448, 163904, 210002, 258464, 327808, 420004, 516928, 655616, 840008, 1033856, 1680016, 2067712, 3360032, 6720064, 13440128, 26880256]

約数ペア:

[(1, 26880256), (2, 13440128), (4, 6720064), (8, 3360032), (13, 2067712), (16, 1680016), (26, 1033856), (32, 840008), (41, 655616), (52, 516928), (64, 420004), (82, 327808), (104, 258464), (128, 210002), (164, 163904), (197, 136448), (208, 129232), (256, 105001), (328, 81952), (394, 68224), (416, 64616), (533, 50432), (656, 40976), (788, 34112), (832, 32308), (1066, 25216), (1312, 20488), (1576, 17056), (1664, 16154), (2132, 12608), (2561, 10496), (2624, 10244), (3152, 8528), (3328, 8077), (4264, 6304), (5122, 5248)]