271072525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 374976000

約数和(自身を除く): 103903475

約数列:

[1, 5, 19, 25, 31, 41, 95, 155, 205, 449, 475, 589, 775, 779, 1025, 1271, 2245, 2945, 3895, 6355, 8531, 11225, 13919, 14725, 18409, 19475, 24149, 31775, 42655, 69595, 92045, 120745, 213275, 264461, 347975, 349771, 460225, 570679, 603725, 1322305, 1748855, 2853395, 6611525, 8744275, 10842901, 14266975, 54214505, 271072525]

約数ペア:

[(1, 271072525), (5, 54214505), (19, 14266975), (25, 10842901), (31, 8744275), (41, 6611525), (95, 2853395), (155, 1748855), (205, 1322305), (449, 603725), (475, 570679), (589, 460225), (775, 349771), (779, 347975), (1025, 264461), (1271, 213275), (2245, 120745), (2945, 92045), (3895, 69595), (6355, 42655), (8531, 31775), (11225, 24149), (13919, 19475), (14725, 18409)]