90704960

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2069}}^1$

素因数の和:2223

約数の個数: 56

約数和(自身を含む): 217672920

約数和(自身を除く): 126967960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 160, 274, 320, 548, 685, 1096, 1370, 2069, 2192, 2740, 4138, 4384, 5480, 8276, 8768, 10345, 10960, 16552, 20690, 21920, 33104, 41380, 43840, 66208, 82760, 132416, 165520, 283453, 331040, 566906, 662080, 1133812, 1417265, 2267624, 2834530, 4535248, 5669060, 9070496, 11338120, 18140992, 22676240, 45352480, 90704960]

約数ペア:

[(1, 90704960), (2, 45352480), (4, 22676240), (5, 18140992), (8, 11338120), (10, 9070496), (16, 5669060), (20, 4535248), (32, 2834530), (40, 2267624), (64, 1417265), (80, 1133812), (137, 662080), (160, 566906), (274, 331040), (320, 283453), (548, 165520), (685, 132416), (1096, 82760), (1370, 66208), (2069, 43840), (2192, 41380), (2740, 33104), (4138, 21920), (4384, 20690), (5480, 16552), (8276, 10960), (8768, 10345)]