1555565570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{619}}^1\times {\mathrm{1487}}^1$

素因数の和:2139

約数の個数: 48

約数和(自身を含む): 3038912640

約数和(自身を除く): 1483347070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 619, 845, 1238, 1487, 1690, 2974, 3095, 6190, 7435, 8047, 14870, 16094, 19331, 38662, 40235, 80470, 96655, 104611, 193310, 209222, 251303, 502606, 523055, 920453, 1046110, 1256515, 1840906, 2513030, 4602265, 9204530, 11965889, 23931778, 59829445, 119658890, 155556557, 311113114, 777782785, 1555565570]

約数ペア:

[(1, 1555565570), (2, 777782785), (5, 311113114), (10, 155556557), (13, 119658890), (26, 59829445), (65, 23931778), (130, 11965889), (169, 9204530), (338, 4602265), (619, 2513030), (845, 1840906), (1238, 1256515), (1487, 1046110), (1690, 920453), (2974, 523055), (3095, 502606), (6190, 251303), (7435, 209222), (8047, 193310), (14870, 104611), (16094, 96655), (19331, 80470), (38662, 40235)]