168301925

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 249359040

約数和(自身を除く): 81057115

約数列:

[1, 5, 11, 23, 25, 41, 55, 59, 115, 121, 205, 253, 275, 295, 451, 575, 605, 649, 943, 1025, 1265, 1357, 1475, 2255, 2419, 2783, 3025, 3245, 4715, 4961, 6325, 6785, 7139, 10373, 11275, 12095, 13915, 14927, 16225, 23575, 24805, 26609, 33925, 35695, 51865, 55637, 60475, 69575, 74635, 114103, 124025, 133045, 164197, 178475, 259325, 278185, 292699, 373175, 570515, 612007, 665225, 820985, 1390925, 1463495, 2852575, 3060035, 4104925, 6732077, 7317475, 15300175, 33660385, 168301925]

約数ペア:

[(1, 168301925), (5, 33660385), (11, 15300175), (23, 7317475), (25, 6732077), (41, 4104925), (55, 3060035), (59, 2852575), (115, 1463495), (121, 1390925), (205, 820985), (253, 665225), (275, 612007), (295, 570515), (451, 373175), (575, 292699), (605, 278185), (649, 259325), (943, 178475), (1025, 164197), (1265, 133045), (1357, 124025), (1475, 114103), (2255, 74635), (2419, 69575), (2783, 60475), (3025, 55637), (3245, 51865), (4715, 35695), (4961, 33925), (6325, 26609), (6785, 24805), (7139, 23575), (10373, 16225), (11275, 14927), (12095, 13915)]