80751160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12539}}^1$

素因数の和:12580

約数の個数: 64

約数和(自身を含む): 216691200

約数和(自身を除く): 135940040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 12539, 25078, 50156, 62695, 87773, 100312, 125390, 175546, 250780, 288397, 351092, 438865, 501560, 576794, 702184, 877730, 1153588, 1441985, 1755460, 2018779, 2307176, 2883970, 3510920, 4037558, 5767940, 8075116, 10093895, 11535880, 16150232, 20187790, 40375580, 80751160]

約数ペア:

[(1, 80751160), (2, 40375580), (4, 20187790), (5, 16150232), (7, 11535880), (8, 10093895), (10, 8075116), (14, 5767940), (20, 4037558), (23, 3510920), (28, 2883970), (35, 2307176), (40, 2018779), (46, 1755460), (56, 1441985), (70, 1153588), (92, 877730), (115, 702184), (140, 576794), (161, 501560), (184, 438865), (230, 351092), (280, 288397), (322, 250780), (460, 175546), (644, 125390), (805, 100312), (920, 87773), (1288, 62695), (1610, 50156), (3220, 25078), (6440, 12539)]