80709616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12517}}^1$

素因数の和:12569

約数の個数: 40

約数和(自身を含む): 173849984

約数和(自身を除く): 93140368

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 12517, 25034, 50068, 100136, 162721, 200272, 325442, 388027, 650884, 776054, 1301768, 1552108, 2603536, 3104216, 5044351, 6208432, 10088702, 20177404, 40354808, 80709616]

約数ペア:

[(1, 80709616), (2, 40354808), (4, 20177404), (8, 10088702), (13, 6208432), (16, 5044351), (26, 3104216), (31, 2603536), (52, 1552108), (62, 1301768), (104, 776054), (124, 650884), (208, 388027), (248, 325442), (403, 200272), (496, 162721), (806, 100136), (1612, 50068), (3224, 25034), (6448, 12517)]