80963475

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 139991040

約数和(自身を除く): 59027565

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 97, 155, 291, 359, 465, 485, 775, 1077, 1455, 1795, 2325, 2425, 3007, 5385, 7275, 8975, 9021, 11129, 15035, 26925, 33387, 34823, 45105, 55645, 75175, 104469, 166935, 174115, 225525, 278225, 522345, 834675, 870575, 1079513, 2611725, 3238539, 5397565, 16192695, 26987825, 80963475]

約数ペア:

[(1, 80963475), (3, 26987825), (5, 16192695), (15, 5397565), (25, 3238539), (31, 2611725), (75, 1079513), (93, 870575), (97, 834675), (155, 522345), (291, 278225), (359, 225525), (465, 174115), (485, 166935), (775, 104469), (1077, 75175), (1455, 55645), (1795, 45105), (2325, 34823), (2425, 33387), (3007, 26925), (5385, 15035), (7275, 11129), (8975, 9021)]