161844803596

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{20047}}^1$

素因数の和:20291

約数の個数: 96

約数和(自身を含む): 341440856064

約数和(自身を除く): 179596052468

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 71, 124, 131, 142, 217, 262, 284, 434, 497, 524, 868, 917, 994, 1834, 1988, 2201, 3668, 4061, 4402, 8122, 8804, 9301, 15407, 16244, 18602, 20047, 28427, 30814, 37204, 40094, 56854, 61628, 65107, 80188, 113708, 130214, 140329, 260428, 280658, 288331, 561316, 576662, 621457, 1153324, 1242914, 1423337, 2018317, 2485828, 2626157, 2846674, 4036634, 4350199, 5252314, 5693348, 8073268, 8700398, 9963359, 10504628, 17400796, 18383099, 19926718, 36766198, 39853436, 44123447, 73532396, 81410867, 88246894, 162821734, 176493788, 186457147, 308864129, 325643468, 372914294, 569876069, 617728258, 745828588, 1139752138, 1235456516, 1305200029, 2279504276, 2610400058, 5220800116, 5780171557, 11560343114, 23120686228, 40461200899, 80922401798, 161844803596]

約数ペア:

[(1, 161844803596), (2, 80922401798), (4, 40461200899), (7, 23120686228), (14, 11560343114), (28, 5780171557), (31, 5220800116), (62, 2610400058), (71, 2279504276), (124, 1305200029), (131, 1235456516), (142, 1139752138), (217, 745828588), (262, 617728258), (284, 569876069), (434, 372914294), (497, 325643468), (524, 308864129), (868, 186457147), (917, 176493788), (994, 162821734), (1834, 88246894), (1988, 81410867), (2201, 73532396), (3668, 44123447), (4061, 39853436), (4402, 36766198), (8122, 19926718), (8804, 18383099), (9301, 17400796), (15407, 10504628), (16244, 9963359), (18602, 8700398), (20047, 8073268), (28427, 5693348), (30814, 5252314), (37204, 4350199), (40094, 4036634), (56854, 2846674), (61628, 2626157), (65107, 2485828), (80188, 2018317), (113708, 1423337), (130214, 1242914), (140329, 1153324), (260428, 621457), (280658, 576662), (288331, 561316)]