1655984480

素因数分解:

$2^5\times 5^1\times {\mathrm{2609}}^1\times {\mathrm{3967}}^1$

素因数の和:6591

約数の個数: 48

約数和(自身を含む): 3914749440

約数和(自身を除く): 2258764960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2609, 3967, 5218, 7934, 10436, 13045, 15868, 19835, 20872, 26090, 31736, 39670, 41744, 52180, 63472, 79340, 83488, 104360, 126944, 158680, 208720, 317360, 417440, 634720, 10349903, 20699806, 41399612, 51749515, 82799224, 103499030, 165598448, 206998060, 331196896, 413996120, 827992240, 1655984480]

約数ペア:

[(1, 1655984480), (2, 827992240), (4, 413996120), (5, 331196896), (8, 206998060), (10, 165598448), (16, 103499030), (20, 82799224), (32, 51749515), (40, 41399612), (80, 20699806), (160, 10349903), (2609, 634720), (3967, 417440), (5218, 317360), (7934, 208720), (10436, 158680), (13045, 126944), (15868, 104360), (19835, 83488), (20872, 79340), (26090, 63472), (31736, 52180), (39670, 41744)]