83939895

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 164656800

約数和(自身を除く): 80716905

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 107, 117, 135, 149, 195, 321, 351, 405, 447, 535, 585, 745, 963, 1053, 1341, 1391, 1605, 1755, 1937, 2235, 2889, 4023, 4173, 4815, 5265, 5811, 6705, 6955, 8667, 9685, 12069, 12519, 14445, 15943, 17433, 20115, 20865, 29055, 37557, 43335, 47829, 52299, 60345, 62595, 79715, 87165, 112671, 143487, 156897, 187785, 207259, 239145, 261495, 430461, 563355, 621777, 717435, 784485, 1036295, 1291383, 1865331, 2152305, 3108885, 5595993, 6456915, 9326655, 16787979, 27979965, 83939895]

約数ペア:

[(1, 83939895), (3, 27979965), (5, 16787979), (9, 9326655), (13, 6456915), (15, 5595993), (27, 3108885), (39, 2152305), (45, 1865331), (65, 1291383), (81, 1036295), (107, 784485), (117, 717435), (135, 621777), (149, 563355), (195, 430461), (321, 261495), (351, 239145), (405, 207259), (447, 187785), (535, 156897), (585, 143487), (745, 112671), (963, 87165), (1053, 79715), (1341, 62595), (1391, 60345), (1605, 52299), (1755, 47829), (1937, 43335), (2235, 37557), (2889, 29055), (4023, 20865), (4173, 20115), (4815, 17433), (5265, 15943), (5811, 14445), (6705, 12519), (6955, 12069), (8667, 9685)]