72169545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 138309120

約数和(自身を除く): 66139575

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 137, 145, 173, 203, 411, 435, 519, 609, 685, 865, 959, 1015, 1211, 2055, 2595, 2877, 3045, 3633, 3973, 4795, 5017, 6055, 11919, 14385, 15051, 18165, 19865, 23701, 25085, 27811, 35119, 59595, 71103, 75255, 83433, 105357, 118505, 139055, 165907, 175595, 355515, 417165, 497721, 526785, 687329, 829535, 2061987, 2488605, 3436645, 4811303, 10309935, 14433909, 24056515, 72169545]

約数ペア:

[(1, 72169545), (3, 24056515), (5, 14433909), (7, 10309935), (15, 4811303), (21, 3436645), (29, 2488605), (35, 2061987), (87, 829535), (105, 687329), (137, 526785), (145, 497721), (173, 417165), (203, 355515), (411, 175595), (435, 165907), (519, 139055), (609, 118505), (685, 105357), (865, 83433), (959, 75255), (1015, 71103), (1211, 59595), (2055, 35119), (2595, 27811), (2877, 25085), (3045, 23701), (3633, 19865), (3973, 18165), (4795, 15051), (5017, 14385), (6055, 11919)]