72531580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{751}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 166763520

約数和(自身を除く): 94231940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 439, 751, 878, 1502, 1756, 2195, 3004, 3755, 4390, 4829, 7510, 8261, 8780, 9658, 15020, 16522, 19316, 24145, 33044, 41305, 48290, 82610, 96580, 165220, 329689, 659378, 1318756, 1648445, 3296890, 3626579, 6593780, 7253158, 14506316, 18132895, 36265790, 72531580]

約数ペア:

[(1, 72531580), (2, 36265790), (4, 18132895), (5, 14506316), (10, 7253158), (11, 6593780), (20, 3626579), (22, 3296890), (44, 1648445), (55, 1318756), (110, 659378), (220, 329689), (439, 165220), (751, 96580), (878, 82610), (1502, 48290), (1756, 41305), (2195, 33044), (3004, 24145), (3755, 19316), (4390, 16522), (4829, 15020), (7510, 9658), (8261, 8780)]