25074225

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{307}}^1$

素因数の和:348

約数の個数: 72

約数和(自身を含む): 50795360

約数和(自身を除く): 25721135

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 121, 135, 165, 225, 275, 297, 307, 363, 495, 605, 675, 825, 921, 1089, 1485, 1535, 1815, 2475, 2763, 3025, 3267, 3377, 4605, 5445, 7425, 7675, 8289, 9075, 10131, 13815, 16335, 16885, 23025, 27225, 30393, 37147, 41445, 50655, 69075, 81675, 84425, 91179, 111441, 151965, 185735, 207225, 253275, 334323, 455895, 557205, 759825, 928675, 1002969, 1671615, 2279475, 2786025, 5014845, 8358075, 25074225]

約数ペア:

[(1, 25074225), (3, 8358075), (5, 5014845), (9, 2786025), (11, 2279475), (15, 1671615), (25, 1002969), (27, 928675), (33, 759825), (45, 557205), (55, 455895), (75, 334323), (99, 253275), (121, 207225), (135, 185735), (165, 151965), (225, 111441), (275, 91179), (297, 84425), (307, 81675), (363, 69075), (495, 50655), (605, 41445), (675, 37147), (825, 30393), (921, 27225), (1089, 23025), (1485, 16885), (1535, 16335), (1815, 13815), (2475, 10131), (2763, 9075), (3025, 8289), (3267, 7675), (3377, 7425), (4605, 5445)]