80870816

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6271}}^1$

素因数の和:6325

約数の個数: 48

約数和(自身を含む): 177020928

約数和(自身を除く): 96150112

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6271, 6448, 12542, 12896, 25084, 50168, 81523, 100336, 163046, 194401, 200672, 326092, 388802, 652184, 777604, 1304368, 1555208, 2527213, 2608736, 3110416, 5054426, 6220832, 10108852, 20217704, 40435408, 80870816]

約数ペア:

[(1, 80870816), (2, 40435408), (4, 20217704), (8, 10108852), (13, 6220832), (16, 5054426), (26, 3110416), (31, 2608736), (32, 2527213), (52, 1555208), (62, 1304368), (104, 777604), (124, 652184), (208, 388802), (248, 326092), (403, 200672), (416, 194401), (496, 163046), (806, 100336), (992, 81523), (1612, 50168), (3224, 25084), (6271, 12896), (6448, 12542)]