79805565

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2129}}^1$

素因数の和:2171

約数の個数: 72

約数和(自身を含む): 170459640

約数和(自身を除く): 90654075

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 49, 51, 63, 85, 105, 119, 147, 153, 245, 255, 315, 357, 441, 595, 735, 765, 833, 1071, 1785, 2129, 2205, 2499, 4165, 5355, 6387, 7497, 10645, 12495, 14903, 19161, 31935, 36193, 37485, 44709, 74515, 95805, 104321, 108579, 134127, 180965, 223545, 253351, 312963, 325737, 521605, 542895, 670635, 760053, 938889, 1266755, 1564815, 1628685, 1773457, 2280159, 3800265, 4694445, 5320371, 8867285, 11400795, 15961113, 26601855, 79805565]

約数ペア:

[(1, 79805565), (3, 26601855), (5, 15961113), (7, 11400795), (9, 8867285), (15, 5320371), (17, 4694445), (21, 3800265), (35, 2280159), (45, 1773457), (49, 1628685), (51, 1564815), (63, 1266755), (85, 938889), (105, 760053), (119, 670635), (147, 542895), (153, 521605), (245, 325737), (255, 312963), (315, 253351), (357, 223545), (441, 180965), (595, 134127), (735, 108579), (765, 104321), (833, 95805), (1071, 74515), (1785, 44709), (2129, 37485), (2205, 36193), (2499, 31935), (4165, 19161), (5355, 14903), (6387, 12495), (7497, 10645)]