25086555

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 51455040

約数和(自身を除く): 26368485

約数列:

[1, 3, 5, 9, 13, 15, 19, 37, 39, 45, 57, 61, 65, 95, 111, 117, 171, 183, 185, 195, 247, 285, 305, 333, 481, 549, 555, 585, 703, 741, 793, 855, 915, 1159, 1235, 1443, 1665, 2109, 2223, 2257, 2379, 2405, 2745, 3477, 3515, 3705, 3965, 4329, 5795, 6327, 6771, 7137, 7215, 9139, 10431, 10545, 11115, 11285, 11895, 15067, 17385, 20313, 21645, 27417, 29341, 31635, 33855, 35685, 42883, 45201, 45695, 52155, 75335, 82251, 88023, 101565, 128649, 135603, 137085, 146705, 214415, 226005, 264069, 385947, 411255, 440115, 557479, 643245, 678015, 1320345, 1672437, 1929735, 2787395, 5017311, 8362185, 25086555]

約数ペア:

[(1, 25086555), (3, 8362185), (5, 5017311), (9, 2787395), (13, 1929735), (15, 1672437), (19, 1320345), (37, 678015), (39, 643245), (45, 557479), (57, 440115), (61, 411255), (65, 385947), (95, 264069), (111, 226005), (117, 214415), (171, 146705), (183, 137085), (185, 135603), (195, 128649), (247, 101565), (285, 88023), (305, 82251), (333, 75335), (481, 52155), (549, 45695), (555, 45201), (585, 42883), (703, 35685), (741, 33855), (793, 31635), (855, 29341), (915, 27417), (1159, 21645), (1235, 20313), (1443, 17385), (1665, 15067), (2109, 11895), (2223, 11285), (2257, 11115), (2379, 10545), (2405, 10431), (2745, 9139), (3477, 7215), (3515, 7137), (3705, 6771), (3965, 6327), (4329, 5795)]