49992520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 118195200

約数和(自身を除く): 68202680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 116, 142, 145, 232, 284, 290, 355, 568, 580, 607, 710, 1160, 1214, 1420, 2059, 2428, 2840, 3035, 4118, 4856, 6070, 8236, 10295, 12140, 16472, 17603, 20590, 24280, 35206, 41180, 43097, 70412, 82360, 86194, 88015, 140824, 172388, 176030, 215485, 344776, 352060, 430970, 704120, 861940, 1249813, 1723880, 2499626, 4999252, 6249065, 9998504, 12498130, 24996260, 49992520]

約数ペア:

[(1, 49992520), (2, 24996260), (4, 12498130), (5, 9998504), (8, 6249065), (10, 4999252), (20, 2499626), (29, 1723880), (40, 1249813), (58, 861940), (71, 704120), (116, 430970), (142, 352060), (145, 344776), (232, 215485), (284, 176030), (290, 172388), (355, 140824), (568, 88015), (580, 86194), (607, 82360), (710, 70412), (1160, 43097), (1214, 41180), (1420, 35206), (2059, 24280), (2428, 20590), (2840, 17603), (3035, 16472), (4118, 12140), (4856, 10295), (6070, 8236)]