38919525

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 67162368

約数和(自身を除く): 28242843

約数列:

[1, 3, 5, 15, 25, 47, 61, 75, 141, 181, 183, 235, 305, 543, 705, 905, 915, 1175, 1525, 2715, 2867, 3525, 4525, 4575, 8507, 8601, 11041, 13575, 14335, 25521, 33123, 42535, 43005, 55205, 71675, 127605, 165615, 212675, 215025, 276025, 518927, 638025, 828075, 1556781, 2594635, 7783905, 12973175, 38919525]

約数ペア:

[(1, 38919525), (3, 12973175), (5, 7783905), (15, 2594635), (25, 1556781), (47, 828075), (61, 638025), (75, 518927), (141, 276025), (181, 215025), (183, 212675), (235, 165615), (305, 127605), (543, 71675), (705, 55205), (905, 43005), (915, 42535), (1175, 33123), (1525, 25521), (2715, 14335), (2867, 13575), (3525, 11041), (4525, 8601), (4575, 8507)]