77438025

素因数分解:

$3^6\times 5^2\times 7^1\times {\mathrm{607}}^1$

素因数の和:642

約数の個数: 84

約数和(自身を含む): 164806912

約数和(自身を除く): 87368887

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, 729, 945, 1215, 1575, 1701, 1821, 2025, 2835, 3035, 3645, 4249, 4725, 5103, 5463, 6075, 8505, 9105, 12747, 14175, 15175, 16389, 18225, 21245, 25515, 27315, 38241, 42525, 45525, 49167, 63735, 81945, 106225, 114723, 127575, 136575, 147501, 191205, 245835, 318675, 344169, 409725, 442503, 573615, 737505, 956025, 1032507, 1229175, 1720845, 2212515, 2868075, 3097521, 3687525, 5162535, 8604225, 11062575, 15487605, 25812675, 77438025]

約数ペア:

[(1, 77438025), (3, 25812675), (5, 15487605), (7, 11062575), (9, 8604225), (15, 5162535), (21, 3687525), (25, 3097521), (27, 2868075), (35, 2212515), (45, 1720845), (63, 1229175), (75, 1032507), (81, 956025), (105, 737505), (135, 573615), (175, 442503), (189, 409725), (225, 344169), (243, 318675), (315, 245835), (405, 191205), (525, 147501), (567, 136575), (607, 127575), (675, 114723), (729, 106225), (945, 81945), (1215, 63735), (1575, 49167), (1701, 45525), (1821, 42525), (2025, 38241), (2835, 27315), (3035, 25515), (3645, 21245), (4249, 18225), (4725, 16389), (5103, 15175), (5463, 14175), (6075, 12747), (8505, 9105)]