20175000885

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{12401}}^1$

素因数の和:12537

約数の個数: 96

約数和(自身を含む): 39437169408

約数和(自身を除く): 19262168523

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 103, 117, 135, 195, 243, 309, 351, 405, 515, 585, 927, 1053, 1215, 1339, 1545, 1755, 2781, 3159, 4017, 4635, 5265, 6695, 8343, 12051, 12401, 13905, 15795, 20085, 25029, 36153, 37203, 41715, 60255, 62005, 108459, 111609, 125145, 161213, 180765, 186015, 325377, 334827, 483639, 542295, 558045, 806065, 1004481, 1277303, 1450917, 1626885, 1674135, 2418195, 3013443, 3831909, 4352751, 5022405, 6386515, 7254585, 11495727, 13058253, 15067215, 16604939, 19159545, 21763755, 34487181, 39174759, 49814817, 57478635, 65291265, 83024695, 103461543, 149444451, 172435905, 195873795, 249074085, 310384629, 448333353, 517307715, 747222255, 1345000059, 1551923145, 2241666765, 4035000177, 6725000295, 20175000885]

約数ペア:

[(1, 20175000885), (3, 6725000295), (5, 4035000177), (9, 2241666765), (13, 1551923145), (15, 1345000059), (27, 747222255), (39, 517307715), (45, 448333353), (65, 310384629), (81, 249074085), (103, 195873795), (117, 172435905), (135, 149444451), (195, 103461543), (243, 83024695), (309, 65291265), (351, 57478635), (405, 49814817), (515, 39174759), (585, 34487181), (927, 21763755), (1053, 19159545), (1215, 16604939), (1339, 15067215), (1545, 13058253), (1755, 11495727), (2781, 7254585), (3159, 6386515), (4017, 5022405), (4635, 4352751), (5265, 3831909), (6695, 3013443), (8343, 2418195), (12051, 1674135), (12401, 1626885), (13905, 1450917), (15795, 1277303), (20085, 1004481), (25029, 806065), (36153, 558045), (37203, 542295), (41715, 483639), (60255, 334827), (62005, 325377), (108459, 186015), (111609, 180765), (125145, 161213)]