25812675

素因数分解:

$3^5\times 5^2\times 7^1\times {\mathrm{607}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 54885376

約数和(自身を除く): 29072701

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 225, 243, 315, 405, 525, 567, 607, 675, 945, 1215, 1575, 1701, 1821, 2025, 2835, 3035, 4249, 4725, 5463, 6075, 8505, 9105, 12747, 14175, 15175, 16389, 21245, 27315, 38241, 42525, 45525, 49167, 63735, 81945, 106225, 114723, 136575, 147501, 191205, 245835, 318675, 344169, 409725, 573615, 737505, 956025, 1032507, 1229175, 1720845, 2868075, 3687525, 5162535, 8604225, 25812675]

約数ペア:

[(1, 25812675), (3, 8604225), (5, 5162535), (7, 3687525), (9, 2868075), (15, 1720845), (21, 1229175), (25, 1032507), (27, 956025), (35, 737505), (45, 573615), (63, 409725), (75, 344169), (81, 318675), (105, 245835), (135, 191205), (175, 147501), (189, 136575), (225, 114723), (243, 106225), (315, 81945), (405, 63735), (525, 49167), (567, 45525), (607, 42525), (675, 38241), (945, 27315), (1215, 21245), (1575, 16389), (1701, 15175), (1821, 14175), (2025, 12747), (2835, 9105), (3035, 8505), (4249, 6075), (4725, 5463)]