75261280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1303}}^1$

素因数の和:1356

約数の個数: 72

約数和(自身を含む): 187799472

約数和(自身を除く): 112538192

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 608, 722, 760, 1303, 1444, 1520, 1805, 2606, 2888, 3040, 3610, 5212, 5776, 6515, 7220, 10424, 11552, 13030, 14440, 20848, 24757, 26060, 28880, 41696, 49514, 52120, 57760, 99028, 104240, 123785, 198056, 208480, 247570, 396112, 470383, 495140, 792224, 940766, 990280, 1881532, 1980560, 2351915, 3763064, 3961120, 4703830, 7526128, 9407660, 15052256, 18815320, 37630640, 75261280]

約数ペア:

[(1, 75261280), (2, 37630640), (4, 18815320), (5, 15052256), (8, 9407660), (10, 7526128), (16, 4703830), (19, 3961120), (20, 3763064), (32, 2351915), (38, 1980560), (40, 1881532), (76, 990280), (80, 940766), (95, 792224), (152, 495140), (160, 470383), (190, 396112), (304, 247570), (361, 208480), (380, 198056), (608, 123785), (722, 104240), (760, 99028), (1303, 57760), (1444, 52120), (1520, 49514), (1805, 41696), (2606, 28880), (2888, 26060), (3040, 24757), (3610, 20848), (5212, 14440), (5776, 13030), (6515, 11552), (7220, 10424)]