128040832

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 263576160

約数和(自身を除く): 135535328

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 73, 128, 142, 146, 193, 284, 292, 386, 568, 584, 772, 1136, 1168, 1544, 2272, 2336, 3088, 4544, 4672, 5183, 6176, 9088, 9344, 10366, 12352, 13703, 14089, 20732, 24704, 27406, 28178, 41464, 54812, 56356, 82928, 109624, 112712, 165856, 219248, 225424, 331712, 438496, 450848, 663424, 876992, 901696, 1000319, 1753984, 1803392, 2000638, 4001276, 8002552, 16005104, 32010208, 64020416, 128040832]

約数ペア:

[(1, 128040832), (2, 64020416), (4, 32010208), (8, 16005104), (16, 8002552), (32, 4001276), (64, 2000638), (71, 1803392), (73, 1753984), (128, 1000319), (142, 901696), (146, 876992), (193, 663424), (284, 450848), (292, 438496), (386, 331712), (568, 225424), (584, 219248), (772, 165856), (1136, 112712), (1168, 109624), (1544, 82928), (2272, 56356), (2336, 54812), (3088, 41464), (4544, 28178), (4672, 27406), (5183, 24704), (6176, 20732), (9088, 14089), (9344, 13703), (10366, 12352)]