80340645

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:575

約数の個数: 96

約数和(自身を含む): 172039680

約数和(自身を除く): 91699035

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 49, 55, 57, 77, 95, 105, 133, 147, 165, 209, 231, 245, 285, 385, 399, 523, 539, 627, 665, 735, 931, 1045, 1155, 1463, 1569, 1617, 1995, 2615, 2695, 2793, 3135, 3661, 4389, 4655, 5753, 7315, 7845, 8085, 9937, 10241, 10983, 13965, 17259, 18305, 21945, 25627, 28765, 29811, 30723, 40271, 49685, 51205, 54915, 69559, 76881, 86295, 109307, 120813, 128135, 149055, 153615, 201355, 208677, 281897, 327921, 347795, 384405, 486913, 546535, 604065, 765149, 845691, 1043385, 1409485, 1460739, 1639605, 2295447, 2434565, 3825745, 4228455, 5356043, 7303695, 11477235, 16068129, 26780215, 80340645]

約数ペア:

[(1, 80340645), (3, 26780215), (5, 16068129), (7, 11477235), (11, 7303695), (15, 5356043), (19, 4228455), (21, 3825745), (33, 2434565), (35, 2295447), (49, 1639605), (55, 1460739), (57, 1409485), (77, 1043385), (95, 845691), (105, 765149), (133, 604065), (147, 546535), (165, 486913), (209, 384405), (231, 347795), (245, 327921), (285, 281897), (385, 208677), (399, 201355), (523, 153615), (539, 149055), (627, 128135), (665, 120813), (735, 109307), (931, 86295), (1045, 76881), (1155, 69559), (1463, 54915), (1569, 51205), (1617, 49685), (1995, 40271), (2615, 30723), (2695, 29811), (2793, 28765), (3135, 25627), (3661, 21945), (4389, 18305), (4655, 17259), (5753, 13965), (7315, 10983), (7845, 10241), (8085, 9937)]