81665584

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5099}}^1$

素因数の和:5138

約数の個数: 80

約数和(自身を含む): 212486400

約数和(自身を除く): 130820816

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 286, 308, 364, 572, 616, 728, 1001, 1144, 1232, 1456, 2002, 2288, 4004, 5099, 8008, 10198, 16016, 20396, 35693, 40792, 56089, 66287, 71386, 81584, 112178, 132574, 142772, 224356, 265148, 285544, 392623, 448712, 464009, 530296, 571088, 729157, 785246, 897424, 928018, 1060592, 1458314, 1570492, 1856036, 2916628, 3140984, 3712072, 5104099, 5833256, 6281968, 7424144, 10208198, 11666512, 20416396, 40832792, 81665584]

約数ペア:

[(1, 81665584), (2, 40832792), (4, 20416396), (7, 11666512), (8, 10208198), (11, 7424144), (13, 6281968), (14, 5833256), (16, 5104099), (22, 3712072), (26, 3140984), (28, 2916628), (44, 1856036), (52, 1570492), (56, 1458314), (77, 1060592), (88, 928018), (91, 897424), (104, 785246), (112, 729157), (143, 571088), (154, 530296), (176, 464009), (182, 448712), (208, 392623), (286, 285544), (308, 265148), (364, 224356), (572, 142772), (616, 132574), (728, 112178), (1001, 81584), (1144, 71386), (1232, 66287), (1456, 56089), (2002, 40792), (2288, 35693), (4004, 20396), (5099, 16016), (8008, 10198)]