28540514025

素因数分解:

$3^8\times 5^2\times {\mathrm{191}}^1\times {\mathrm{911}}^1$

素因数の和:1136

約数の個数: 108

約数和(自身を含む): 53419152384

約数和(自身を除く): 24878638359

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 191, 225, 243, 405, 573, 675, 729, 911, 955, 1215, 1719, 2025, 2187, 2733, 2865, 3645, 4555, 4775, 5157, 6075, 6561, 8199, 8595, 10935, 13665, 14325, 15471, 18225, 22775, 24597, 25785, 32805, 40995, 42975, 46413, 54675, 68325, 73791, 77355, 122985, 128925, 139239, 164025, 174001, 204975, 221373, 232065, 368955, 386775, 417717, 522003, 614925, 664119, 696195, 870005, 1106865, 1160325, 1253151, 1566009, 1844775, 1992357, 2088585, 2610015, 3320595, 3480975, 4350025, 4698027, 5534325, 5977071, 6265755, 7830045, 9961785, 10442925, 13050075, 14094081, 16602975, 23490135, 29885355, 31328775, 39150225, 42282243, 49808925, 70470405, 117450675, 126846729, 149426775, 211411215, 352352025, 380540187, 634233645, 1057056075, 1141620561, 1902700935, 3171168225, 5708102805, 9513504675, 28540514025]

約数ペア:

[(1, 28540514025), (3, 9513504675), (5, 5708102805), (9, 3171168225), (15, 1902700935), (25, 1141620561), (27, 1057056075), (45, 634233645), (75, 380540187), (81, 352352025), (135, 211411215), (191, 149426775), (225, 126846729), (243, 117450675), (405, 70470405), (573, 49808925), (675, 42282243), (729, 39150225), (911, 31328775), (955, 29885355), (1215, 23490135), (1719, 16602975), (2025, 14094081), (2187, 13050075), (2733, 10442925), (2865, 9961785), (3645, 7830045), (4555, 6265755), (4775, 5977071), (5157, 5534325), (6075, 4698027), (6561, 4350025), (8199, 3480975), (8595, 3320595), (10935, 2610015), (13665, 2088585), (14325, 1992357), (15471, 1844775), (18225, 1566009), (22775, 1253151), (24597, 1160325), (25785, 1106865), (32805, 870005), (40995, 696195), (42975, 664119), (46413, 614925), (54675, 522003), (68325, 417717), (73791, 386775), (77355, 368955), (122985, 232065), (128925, 221373), (139239, 204975), (164025, 174001)]