80447445

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1993}}^1$

素因数の和:2043

約数の個数: 64

約数和(自身を含む): 160796160

約数和(自身を除く): 80348715

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 65, 69, 115, 117, 135, 195, 207, 299, 345, 351, 585, 621, 897, 1035, 1495, 1755, 1993, 2691, 3105, 4485, 5979, 8073, 9965, 13455, 17937, 25909, 29895, 40365, 45839, 53811, 77727, 89685, 129545, 137517, 229195, 233181, 269055, 388635, 412551, 595907, 687585, 699543, 1165905, 1237653, 1787721, 2062755, 2979535, 3497715, 5363163, 6188265, 8938605, 16089489, 26815815, 80447445]

約数ペア:

[(1, 80447445), (3, 26815815), (5, 16089489), (9, 8938605), (13, 6188265), (15, 5363163), (23, 3497715), (27, 2979535), (39, 2062755), (45, 1787721), (65, 1237653), (69, 1165905), (115, 699543), (117, 687585), (135, 595907), (195, 412551), (207, 388635), (299, 269055), (345, 233181), (351, 229195), (585, 137517), (621, 129545), (897, 89685), (1035, 77727), (1495, 53811), (1755, 45839), (1993, 40365), (2691, 29895), (3105, 25909), (4485, 17937), (5979, 13455), (8073, 9965)]