1988525168

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{7643}}^1$

素因数の和:7782

約数の個数: 80

約数和(自身を含む): 4640702976

約数和(自身を除く): 2652177808

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 101, 112, 161, 184, 202, 322, 368, 404, 644, 707, 808, 1288, 1414, 1616, 2323, 2576, 2828, 4646, 5656, 7643, 9292, 11312, 15286, 16261, 18584, 30572, 32522, 37168, 53501, 61144, 65044, 107002, 122288, 130088, 175789, 214004, 260176, 351578, 428008, 703156, 771943, 856016, 1230523, 1406312, 1543886, 2461046, 2812624, 3087772, 4922092, 5403601, 6175544, 9844184, 10807202, 12351088, 17754689, 19688368, 21614404, 35509378, 43228808, 71018756, 86457616, 124282823, 142037512, 248565646, 284075024, 497131292, 994262584, 1988525168]

約数ペア:

[(1, 1988525168), (2, 994262584), (4, 497131292), (7, 284075024), (8, 248565646), (14, 142037512), (16, 124282823), (23, 86457616), (28, 71018756), (46, 43228808), (56, 35509378), (92, 21614404), (101, 19688368), (112, 17754689), (161, 12351088), (184, 10807202), (202, 9844184), (322, 6175544), (368, 5403601), (404, 4922092), (644, 3087772), (707, 2812624), (808, 2461046), (1288, 1543886), (1414, 1406312), (1616, 1230523), (2323, 856016), (2576, 771943), (2828, 703156), (4646, 428008), (5656, 351578), (7643, 260176), (9292, 214004), (11312, 175789), (15286, 130088), (16261, 122288), (18584, 107002), (30572, 65044), (32522, 61144), (37168, 53501)]