140520016

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{937}}^1$

素因数の和:1068

約数の個数: 80

約数和(自身を含む): 338700544

約数和(自身を除く): 198180528

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 103, 104, 112, 182, 206, 208, 364, 412, 721, 728, 824, 937, 1339, 1442, 1456, 1648, 1874, 2678, 2884, 3748, 5356, 5768, 6559, 7496, 9373, 10712, 11536, 12181, 13118, 14992, 18746, 21424, 24362, 26236, 37492, 48724, 52472, 74984, 85267, 96511, 97448, 104944, 149968, 170534, 193022, 194896, 341068, 386044, 675577, 682136, 772088, 1254643, 1351154, 1364272, 1544176, 2509286, 2702308, 5018572, 5404616, 8782501, 10037144, 10809232, 17565002, 20074288, 35130004, 70260008, 140520016]

約数ペア:

[(1, 140520016), (2, 70260008), (4, 35130004), (7, 20074288), (8, 17565002), (13, 10809232), (14, 10037144), (16, 8782501), (26, 5404616), (28, 5018572), (52, 2702308), (56, 2509286), (91, 1544176), (103, 1364272), (104, 1351154), (112, 1254643), (182, 772088), (206, 682136), (208, 675577), (364, 386044), (412, 341068), (721, 194896), (728, 193022), (824, 170534), (937, 149968), (1339, 104944), (1442, 97448), (1456, 96511), (1648, 85267), (1874, 74984), (2678, 52472), (2884, 48724), (3748, 37492), (5356, 26236), (5768, 24362), (6559, 21424), (7496, 18746), (9373, 14992), (10712, 13118), (11536, 12181)]